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RiakObject.java
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RiakObject.java
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/**
* This file is part of riak-java-pb-client
*
* Copyright (c) 2010 by Trifork
*
* 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
*
* http://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.
**/
package com.trifork.riak;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.google.protobuf.ByteString;
import com.trifork.riak.RPB.RpbContent;
import com.trifork.riak.RPB.RpbPair;
import com.trifork.riak.RPB.RpbContent.Builder;
public class RiakObject {
private ByteString vclock;
private ByteString bucket;
private ByteString key;
private ByteString value;
private String contentType;
private List<RiakLink> links;
private String vtag;
private String contentEncoding;
private String charset;
private Map<String,String> userMeta;
private Integer lastModified;
private Integer lastModifiedUsec;
RiakObject(ByteString vclock, ByteString bucket, ByteString key, RpbContent content) {
this.vclock = vclock;
this.bucket = bucket;
this.key = key;
this.value = content.getValue();
this.contentType = str(content.getContentType());
this.charset = str(content.getCharset());
this.contentEncoding = str(content.getContentEncoding());
this.vtag = str(content.getVtag());
this.links = content.getLinksCount() == 0
? null
: RiakLink.decode(content.getLinksList());
if (content.hasLastMod()) {
this.lastModified = new Integer(content.getLastMod());
this.lastModifiedUsec = new Integer(content.getLastModUsecs());
}
if (content.getUsermetaCount() == 0) {
userMeta = Collections.emptyMap();
} else {
userMeta = new HashMap<String, String>();
for (int i = 0; i < content.getUsermetaCount(); i++) {
RpbPair um = content.getUsermeta(i);
userMeta.put(um.getKey().toStringUtf8(),
str(um.getValue()));
}
}
}
public RiakObject(ByteString vclock, ByteString bucket, ByteString key, ByteString content) {
this.bucket = bucket;
this.key = key;
this.value = content;
this.vclock = vclock;
}
public RiakObject(ByteString bucket, ByteString key, ByteString content) {
this.bucket = bucket;
this.key = key;
this.value = content;
}
public RiakObject(String bucket, String key, byte[] content) {
this.bucket = ByteString.copyFromUtf8(bucket);
this.key = ByteString.copyFromUtf8(key);
this.value = ByteString.copyFrom(content);
}
public RiakObject(String bucket, String key, String content) {
this.bucket = ByteString.copyFromUtf8(bucket);
this.key = ByteString.copyFromUtf8(key);
this.value = ByteString.copyFromUtf8(content);
}
private String str(ByteString str) {
if (str == null) return null;
return str.toStringUtf8();
}
public ByteString getBucketBS() {
return bucket;
}
public String getBucket() {
return bucket.toStringUtf8();
}
public ByteString getKeyBS() {
return key;
}
public String getKey() {
return key.toStringUtf8();
}
public ByteString getVclock() {
return vclock;
}
public ByteString getValue(){
return value;
}
RpbContent buildContent() {
Builder b =
RpbContent.newBuilder()
.setValue(value);
if (contentType != null) {
b.setContentType(ByteString.copyFromUtf8(contentType));
}
if (charset != null) {
b.setCharset(ByteString.copyFromUtf8(charset));
}
if (contentEncoding != null) {
b.setContentEncoding(ByteString.copyFromUtf8(contentEncoding));
}
if (vtag != null) {
b.setVtag(ByteString.copyFromUtf8(vtag));
}
if (links != null && links.size() != 0) {
for (RiakLink l : links) {
b.addLinks( l.build() );
}
}
if (lastModified != null) {
b.setLastMod(lastModified);
}
if (lastModifiedUsec != null) {
b.setLastModUsecs(lastModifiedUsec);
}
if (userMeta != null && !userMeta.isEmpty()) {
for (Map.Entry<String, String> ent : userMeta.entrySet()) {
ByteString key = ByteString.copyFromUtf8(ent.getKey());
com.trifork.riak.RPB.RpbPair.Builder pb = RPB.RpbPair.newBuilder().setKey(key);
if (ent.getValue() != null) {
pb.setValue(ByteString.copyFromUtf8(ent.getValue()));
}
b.addUsermeta(pb);
}
}
return b.build();
}
public void setContentType(String contentType) {
this.contentType = contentType;
}
public void addLink(String tag, String bucket,
String key) {
if (links == null) {
links = new ArrayList<RiakLink>();
}
links.add(new RiakLink(bucket, key, tag));
}
public void addLink(ByteString tag, ByteString bucket,
ByteString key) {
if (links == null) {
links = new ArrayList<RiakLink>();
}
links.add(new RiakLink(bucket, key, tag));
}
}