AttestationOccurrence.java

/*
 * Copyright 2026 The Grafeas Authors. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// NO CHECKED-IN PROTOBUF GENCODE
// source: grafeas/v1/attestation.proto
// Protobuf Java Version: 4.33.2

package io.grafeas.v1;

/**
 *
 *
 * <pre>
 * Occurrence that represents a single "attestation". The authenticity of an
 * attestation can be verified using the attached signature. If the verifier
 * trusts the public key of the signer, then verifying the signature is
 * sufficient to establish trust. In this circumstance, the authority to which
 * this attestation is attached is primarily useful for lookup (how to find
 * this attestation if you already know the authority and artifact to be
 * verified) and intent (for which authority this attestation was intended to
 * sign.
 * </pre>
 *
 * Protobuf type {@code grafeas.v1.AttestationOccurrence}
 */
@com.google.protobuf.Generated
public final class AttestationOccurrence extends com.google.protobuf.GeneratedMessage
    implements
    // @@protoc_insertion_point(message_implements:grafeas.v1.AttestationOccurrence)
    AttestationOccurrenceOrBuilder {
  private static final long serialVersionUID = 0L;

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    com.google.protobuf.RuntimeVersion.validateProtobufGencodeVersion(
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  // Use AttestationOccurrence.newBuilder() to construct.
  private AttestationOccurrence(com.google.protobuf.GeneratedMessage.Builder<?> builder) {
    super(builder);
  }

  private AttestationOccurrence() {
    serializedPayload_ = com.google.protobuf.ByteString.EMPTY;
    signatures_ = java.util.Collections.emptyList();
    jwts_ = java.util.Collections.emptyList();
  }

  public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
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  protected com.google.protobuf.GeneratedMessage.FieldAccessorTable
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  /**
   *
   *
   * <pre>
   * Required. The serialized payload that is verified by one or more
   * `signatures`.
   * </pre>
   *
   * <code>bytes serialized_payload = 1;</code>
   *
   * @return The serializedPayload.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getSerializedPayload() {
    return serializedPayload_;
  }

  public static final int SIGNATURES_FIELD_NUMBER = 2;

  @SuppressWarnings("serial")
  private java.util.List<io.grafeas.v1.Signature> signatures_;

  /**
   *
   *
   * <pre>
   * One or more signatures over `serialized_payload`.  Verifier implementations
   * should consider this attestation message verified if at least one
   * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
   * for more details on signature structure and verification.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
   */
  @java.lang.Override
  public java.util.List<io.grafeas.v1.Signature> getSignaturesList() {
    return signatures_;
  }

  /**
   *
   *
   * <pre>
   * One or more signatures over `serialized_payload`.  Verifier implementations
   * should consider this attestation message verified if at least one
   * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
   * for more details on signature structure and verification.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
   */
  @java.lang.Override
  public java.util.List<? extends io.grafeas.v1.SignatureOrBuilder> getSignaturesOrBuilderList() {
    return signatures_;
  }

  /**
   *
   *
   * <pre>
   * One or more signatures over `serialized_payload`.  Verifier implementations
   * should consider this attestation message verified if at least one
   * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
   * for more details on signature structure and verification.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
   */
  @java.lang.Override
  public int getSignaturesCount() {
    return signatures_.size();
  }

  /**
   *
   *
   * <pre>
   * One or more signatures over `serialized_payload`.  Verifier implementations
   * should consider this attestation message verified if at least one
   * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
   * for more details on signature structure and verification.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
   */
  @java.lang.Override
  public io.grafeas.v1.Signature getSignatures(int index) {
    return signatures_.get(index);
  }

  /**
   *
   *
   * <pre>
   * One or more signatures over `serialized_payload`.  Verifier implementations
   * should consider this attestation message verified if at least one
   * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
   * for more details on signature structure and verification.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
   */
  @java.lang.Override
  public io.grafeas.v1.SignatureOrBuilder getSignaturesOrBuilder(int index) {
    return signatures_.get(index);
  }

  public static final int JWTS_FIELD_NUMBER = 3;

  @SuppressWarnings("serial")
  private java.util.List<io.grafeas.v1.Jwt> jwts_;

  /**
   *
   *
   * <pre>
   * One or more JWTs encoding a self-contained attestation.
   * Each JWT encodes the payload that it verifies within the JWT itself.
   * Verifier implementation SHOULD ignore the `serialized_payload` field
   * when verifying these JWTs.
   * If only JWTs are present on this AttestationOccurrence, then the
   * `serialized_payload` SHOULD be left empty.
   * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
   * Occurrence, but this is not validated by Grafeas metadata API
   * implementations.  The JWT itself is opaque to Grafeas.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
   */
  @java.lang.Override
  public java.util.List<io.grafeas.v1.Jwt> getJwtsList() {
    return jwts_;
  }

  /**
   *
   *
   * <pre>
   * One or more JWTs encoding a self-contained attestation.
   * Each JWT encodes the payload that it verifies within the JWT itself.
   * Verifier implementation SHOULD ignore the `serialized_payload` field
   * when verifying these JWTs.
   * If only JWTs are present on this AttestationOccurrence, then the
   * `serialized_payload` SHOULD be left empty.
   * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
   * Occurrence, but this is not validated by Grafeas metadata API
   * implementations.  The JWT itself is opaque to Grafeas.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
   */
  @java.lang.Override
  public java.util.List<? extends io.grafeas.v1.JwtOrBuilder> getJwtsOrBuilderList() {
    return jwts_;
  }

  /**
   *
   *
   * <pre>
   * One or more JWTs encoding a self-contained attestation.
   * Each JWT encodes the payload that it verifies within the JWT itself.
   * Verifier implementation SHOULD ignore the `serialized_payload` field
   * when verifying these JWTs.
   * If only JWTs are present on this AttestationOccurrence, then the
   * `serialized_payload` SHOULD be left empty.
   * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
   * Occurrence, but this is not validated by Grafeas metadata API
   * implementations.  The JWT itself is opaque to Grafeas.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
   */
  @java.lang.Override
  public int getJwtsCount() {
    return jwts_.size();
  }

  /**
   *
   *
   * <pre>
   * One or more JWTs encoding a self-contained attestation.
   * Each JWT encodes the payload that it verifies within the JWT itself.
   * Verifier implementation SHOULD ignore the `serialized_payload` field
   * when verifying these JWTs.
   * If only JWTs are present on this AttestationOccurrence, then the
   * `serialized_payload` SHOULD be left empty.
   * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
   * Occurrence, but this is not validated by Grafeas metadata API
   * implementations.  The JWT itself is opaque to Grafeas.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
   */
  @java.lang.Override
  public io.grafeas.v1.Jwt getJwts(int index) {
    return jwts_.get(index);
  }

  /**
   *
   *
   * <pre>
   * One or more JWTs encoding a self-contained attestation.
   * Each JWT encodes the payload that it verifies within the JWT itself.
   * Verifier implementation SHOULD ignore the `serialized_payload` field
   * when verifying these JWTs.
   * If only JWTs are present on this AttestationOccurrence, then the
   * `serialized_payload` SHOULD be left empty.
   * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
   * Occurrence, but this is not validated by Grafeas metadata API
   * implementations.  The JWT itself is opaque to Grafeas.
   * </pre>
   *
   * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
   */
  @java.lang.Override
  public io.grafeas.v1.JwtOrBuilder getJwtsOrBuilder(int index) {
    return jwts_.get(index);
  }

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  @java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
      return true;
    }
    if (!(obj instanceof io.grafeas.v1.AttestationOccurrence)) {
      return super.equals(obj);
    }
    io.grafeas.v1.AttestationOccurrence other = (io.grafeas.v1.AttestationOccurrence) obj;

    if (!getSerializedPayload().equals(other.getSerializedPayload())) return false;
    if (!getSignaturesList().equals(other.getSignaturesList())) return false;
    if (!getJwtsList().equals(other.getJwtsList())) return false;
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  @java.lang.Override
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  public static io.grafeas.v1.AttestationOccurrence parseFrom(java.nio.ByteBuffer data)
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    return PARSER.parseFrom(data, extensionRegistry);
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  public static io.grafeas.v1.AttestationOccurrence parseFrom(com.google.protobuf.ByteString data)
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  public static io.grafeas.v1.AttestationOccurrence parseDelimitedFrom(
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  public static Builder newBuilder(io.grafeas.v1.AttestationOccurrence prototype) {
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  @java.lang.Override
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  /**
   *
   *
   * <pre>
   * Occurrence that represents a single "attestation". The authenticity of an
   * attestation can be verified using the attached signature. If the verifier
   * trusts the public key of the signer, then verifying the signature is
   * sufficient to establish trust. In this circumstance, the authority to which
   * this attestation is attached is primarily useful for lookup (how to find
   * this attestation if you already know the authority and artifact to be
   * verified) and intent (for which authority this attestation was intended to
   * sign.
   * </pre>
   *
   * Protobuf type {@code grafeas.v1.AttestationOccurrence}
   */
  public static final class Builder extends com.google.protobuf.GeneratedMessage.Builder<Builder>
      implements
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      io.grafeas.v1.AttestationOccurrenceOrBuilder {
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      buildPartialRepeatedFields(result);
      if (bitField0_ != 0) {
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      onBuilt();
      return result;
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    private void buildPartialRepeatedFields(io.grafeas.v1.AttestationOccurrence result) {
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        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }

    private int bitField0_;

    private com.google.protobuf.ByteString serializedPayload_ =
        com.google.protobuf.ByteString.EMPTY;

    /**
     *
     *
     * <pre>
     * Required. The serialized payload that is verified by one or more
     * `signatures`.
     * </pre>
     *
     * <code>bytes serialized_payload = 1;</code>
     *
     * @return The serializedPayload.
     */
    @java.lang.Override
    public com.google.protobuf.ByteString getSerializedPayload() {
      return serializedPayload_;
    }

    /**
     *
     *
     * <pre>
     * Required. The serialized payload that is verified by one or more
     * `signatures`.
     * </pre>
     *
     * <code>bytes serialized_payload = 1;</code>
     *
     * @param value The serializedPayload to set.
     * @return This builder for chaining.
     */
    public Builder setSerializedPayload(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      serializedPayload_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }

    /**
     *
     *
     * <pre>
     * Required. The serialized payload that is verified by one or more
     * `signatures`.
     * </pre>
     *
     * <code>bytes serialized_payload = 1;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearSerializedPayload() {
      bitField0_ = (bitField0_ & ~0x00000001);
      serializedPayload_ = getDefaultInstance().getSerializedPayload();
      onChanged();
      return this;
    }

    private java.util.List<io.grafeas.v1.Signature> signatures_ = java.util.Collections.emptyList();

    private void ensureSignaturesIsMutable() {
      if (!((bitField0_ & 0x00000002) != 0)) {
        signatures_ = new java.util.ArrayList<io.grafeas.v1.Signature>(signatures_);
        bitField0_ |= 0x00000002;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilder<
            io.grafeas.v1.Signature,
            io.grafeas.v1.Signature.Builder,
            io.grafeas.v1.SignatureOrBuilder>
        signaturesBuilder_;

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public java.util.List<io.grafeas.v1.Signature> getSignaturesList() {
      if (signaturesBuilder_ == null) {
        return java.util.Collections.unmodifiableList(signatures_);
      } else {
        return signaturesBuilder_.getMessageList();
      }
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public int getSignaturesCount() {
      if (signaturesBuilder_ == null) {
        return signatures_.size();
      } else {
        return signaturesBuilder_.getCount();
      }
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public io.grafeas.v1.Signature getSignatures(int index) {
      if (signaturesBuilder_ == null) {
        return signatures_.get(index);
      } else {
        return signaturesBuilder_.getMessage(index);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder setSignatures(int index, io.grafeas.v1.Signature value) {
      if (signaturesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSignaturesIsMutable();
        signatures_.set(index, value);
        onChanged();
      } else {
        signaturesBuilder_.setMessage(index, value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder setSignatures(int index, io.grafeas.v1.Signature.Builder builderForValue) {
      if (signaturesBuilder_ == null) {
        ensureSignaturesIsMutable();
        signatures_.set(index, builderForValue.build());
        onChanged();
      } else {
        signaturesBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder addSignatures(io.grafeas.v1.Signature value) {
      if (signaturesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSignaturesIsMutable();
        signatures_.add(value);
        onChanged();
      } else {
        signaturesBuilder_.addMessage(value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder addSignatures(int index, io.grafeas.v1.Signature value) {
      if (signaturesBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureSignaturesIsMutable();
        signatures_.add(index, value);
        onChanged();
      } else {
        signaturesBuilder_.addMessage(index, value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder addSignatures(io.grafeas.v1.Signature.Builder builderForValue) {
      if (signaturesBuilder_ == null) {
        ensureSignaturesIsMutable();
        signatures_.add(builderForValue.build());
        onChanged();
      } else {
        signaturesBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder addSignatures(int index, io.grafeas.v1.Signature.Builder builderForValue) {
      if (signaturesBuilder_ == null) {
        ensureSignaturesIsMutable();
        signatures_.add(index, builderForValue.build());
        onChanged();
      } else {
        signaturesBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder addAllSignatures(java.lang.Iterable<? extends io.grafeas.v1.Signature> values) {
      if (signaturesBuilder_ == null) {
        ensureSignaturesIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, signatures_);
        onChanged();
      } else {
        signaturesBuilder_.addAllMessages(values);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder clearSignatures() {
      if (signaturesBuilder_ == null) {
        signatures_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000002);
        onChanged();
      } else {
        signaturesBuilder_.clear();
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public Builder removeSignatures(int index) {
      if (signaturesBuilder_ == null) {
        ensureSignaturesIsMutable();
        signatures_.remove(index);
        onChanged();
      } else {
        signaturesBuilder_.remove(index);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public io.grafeas.v1.Signature.Builder getSignaturesBuilder(int index) {
      return internalGetSignaturesFieldBuilder().getBuilder(index);
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public io.grafeas.v1.SignatureOrBuilder getSignaturesOrBuilder(int index) {
      if (signaturesBuilder_ == null) {
        return signatures_.get(index);
      } else {
        return signaturesBuilder_.getMessageOrBuilder(index);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public java.util.List<? extends io.grafeas.v1.SignatureOrBuilder> getSignaturesOrBuilderList() {
      if (signaturesBuilder_ != null) {
        return signaturesBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(signatures_);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public io.grafeas.v1.Signature.Builder addSignaturesBuilder() {
      return internalGetSignaturesFieldBuilder()
          .addBuilder(io.grafeas.v1.Signature.getDefaultInstance());
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public io.grafeas.v1.Signature.Builder addSignaturesBuilder(int index) {
      return internalGetSignaturesFieldBuilder()
          .addBuilder(index, io.grafeas.v1.Signature.getDefaultInstance());
    }

    /**
     *
     *
     * <pre>
     * One or more signatures over `serialized_payload`.  Verifier implementations
     * should consider this attestation message verified if at least one
     * `signature` verifies `serialized_payload`.  See `Signature` in common.proto
     * for more details on signature structure and verification.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Signature signatures = 2;</code>
     */
    public java.util.List<io.grafeas.v1.Signature.Builder> getSignaturesBuilderList() {
      return internalGetSignaturesFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilder<
            io.grafeas.v1.Signature,
            io.grafeas.v1.Signature.Builder,
            io.grafeas.v1.SignatureOrBuilder>
        internalGetSignaturesFieldBuilder() {
      if (signaturesBuilder_ == null) {
        signaturesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilder<
                io.grafeas.v1.Signature,
                io.grafeas.v1.Signature.Builder,
                io.grafeas.v1.SignatureOrBuilder>(
                signatures_, ((bitField0_ & 0x00000002) != 0), getParentForChildren(), isClean());
        signatures_ = null;
      }
      return signaturesBuilder_;
    }

    private java.util.List<io.grafeas.v1.Jwt> jwts_ = java.util.Collections.emptyList();

    private void ensureJwtsIsMutable() {
      if (!((bitField0_ & 0x00000004) != 0)) {
        jwts_ = new java.util.ArrayList<io.grafeas.v1.Jwt>(jwts_);
        bitField0_ |= 0x00000004;
      }
    }

    private com.google.protobuf.RepeatedFieldBuilder<
            io.grafeas.v1.Jwt, io.grafeas.v1.Jwt.Builder, io.grafeas.v1.JwtOrBuilder>
        jwtsBuilder_;

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public java.util.List<io.grafeas.v1.Jwt> getJwtsList() {
      if (jwtsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(jwts_);
      } else {
        return jwtsBuilder_.getMessageList();
      }
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public int getJwtsCount() {
      if (jwtsBuilder_ == null) {
        return jwts_.size();
      } else {
        return jwtsBuilder_.getCount();
      }
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public io.grafeas.v1.Jwt getJwts(int index) {
      if (jwtsBuilder_ == null) {
        return jwts_.get(index);
      } else {
        return jwtsBuilder_.getMessage(index);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder setJwts(int index, io.grafeas.v1.Jwt value) {
      if (jwtsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureJwtsIsMutable();
        jwts_.set(index, value);
        onChanged();
      } else {
        jwtsBuilder_.setMessage(index, value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder setJwts(int index, io.grafeas.v1.Jwt.Builder builderForValue) {
      if (jwtsBuilder_ == null) {
        ensureJwtsIsMutable();
        jwts_.set(index, builderForValue.build());
        onChanged();
      } else {
        jwtsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder addJwts(io.grafeas.v1.Jwt value) {
      if (jwtsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureJwtsIsMutable();
        jwts_.add(value);
        onChanged();
      } else {
        jwtsBuilder_.addMessage(value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder addJwts(int index, io.grafeas.v1.Jwt value) {
      if (jwtsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureJwtsIsMutable();
        jwts_.add(index, value);
        onChanged();
      } else {
        jwtsBuilder_.addMessage(index, value);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder addJwts(io.grafeas.v1.Jwt.Builder builderForValue) {
      if (jwtsBuilder_ == null) {
        ensureJwtsIsMutable();
        jwts_.add(builderForValue.build());
        onChanged();
      } else {
        jwtsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder addJwts(int index, io.grafeas.v1.Jwt.Builder builderForValue) {
      if (jwtsBuilder_ == null) {
        ensureJwtsIsMutable();
        jwts_.add(index, builderForValue.build());
        onChanged();
      } else {
        jwtsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder addAllJwts(java.lang.Iterable<? extends io.grafeas.v1.Jwt> values) {
      if (jwtsBuilder_ == null) {
        ensureJwtsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(values, jwts_);
        onChanged();
      } else {
        jwtsBuilder_.addAllMessages(values);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder clearJwts() {
      if (jwtsBuilder_ == null) {
        jwts_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000004);
        onChanged();
      } else {
        jwtsBuilder_.clear();
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public Builder removeJwts(int index) {
      if (jwtsBuilder_ == null) {
        ensureJwtsIsMutable();
        jwts_.remove(index);
        onChanged();
      } else {
        jwtsBuilder_.remove(index);
      }
      return this;
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public io.grafeas.v1.Jwt.Builder getJwtsBuilder(int index) {
      return internalGetJwtsFieldBuilder().getBuilder(index);
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public io.grafeas.v1.JwtOrBuilder getJwtsOrBuilder(int index) {
      if (jwtsBuilder_ == null) {
        return jwts_.get(index);
      } else {
        return jwtsBuilder_.getMessageOrBuilder(index);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public java.util.List<? extends io.grafeas.v1.JwtOrBuilder> getJwtsOrBuilderList() {
      if (jwtsBuilder_ != null) {
        return jwtsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(jwts_);
      }
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public io.grafeas.v1.Jwt.Builder addJwtsBuilder() {
      return internalGetJwtsFieldBuilder().addBuilder(io.grafeas.v1.Jwt.getDefaultInstance());
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public io.grafeas.v1.Jwt.Builder addJwtsBuilder(int index) {
      return internalGetJwtsFieldBuilder()
          .addBuilder(index, io.grafeas.v1.Jwt.getDefaultInstance());
    }

    /**
     *
     *
     * <pre>
     * One or more JWTs encoding a self-contained attestation.
     * Each JWT encodes the payload that it verifies within the JWT itself.
     * Verifier implementation SHOULD ignore the `serialized_payload` field
     * when verifying these JWTs.
     * If only JWTs are present on this AttestationOccurrence, then the
     * `serialized_payload` SHOULD be left empty.
     * Each JWT SHOULD encode a claim specific to the `resource_uri` of this
     * Occurrence, but this is not validated by Grafeas metadata API
     * implementations.  The JWT itself is opaque to Grafeas.
     * </pre>
     *
     * <code>repeated .grafeas.v1.Jwt jwts = 3;</code>
     */
    public java.util.List<io.grafeas.v1.Jwt.Builder> getJwtsBuilderList() {
      return internalGetJwtsFieldBuilder().getBuilderList();
    }

    private com.google.protobuf.RepeatedFieldBuilder<
            io.grafeas.v1.Jwt, io.grafeas.v1.Jwt.Builder, io.grafeas.v1.JwtOrBuilder>
        internalGetJwtsFieldBuilder() {
      if (jwtsBuilder_ == null) {
        jwtsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilder<
                io.grafeas.v1.Jwt, io.grafeas.v1.Jwt.Builder, io.grafeas.v1.JwtOrBuilder>(
                jwts_, ((bitField0_ & 0x00000004) != 0), getParentForChildren(), isClean());
        jwts_ = null;
      }
      return jwtsBuilder_;
    }

    // @@protoc_insertion_point(builder_scope:grafeas.v1.AttestationOccurrence)
  }

  // @@protoc_insertion_point(class_scope:grafeas.v1.AttestationOccurrence)
  private static final io.grafeas.v1.AttestationOccurrence DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new io.grafeas.v1.AttestationOccurrence();
  }

  public static io.grafeas.v1.AttestationOccurrence getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<AttestationOccurrence> PARSER =
      new com.google.protobuf.AbstractParser<AttestationOccurrence>() {
        @java.lang.Override
        public AttestationOccurrence parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          Builder builder = newBuilder();
          try {
            builder.mergeFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.setUnfinishedMessage(builder.buildPartial());
          } catch (com.google.protobuf.UninitializedMessageException e) {
            throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
          } catch (java.io.IOException e) {
            throw new com.google.protobuf.InvalidProtocolBufferException(e)
                .setUnfinishedMessage(builder.buildPartial());
          }
          return builder.buildPartial();
        }
      };

  public static com.google.protobuf.Parser<AttestationOccurrence> parser() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.protobuf.Parser<AttestationOccurrence> getParserForType() {
    return PARSER;
  }

  @java.lang.Override
  public io.grafeas.v1.AttestationOccurrence getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}