com.qiniu.process.qiniu.ChangeMetadata Maven / Gradle / Ivy
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qiniu-suits is a efficient tools for qiniu api implemented by java8.
package com.qiniu.process.qiniu;
import com.qiniu.common.QiniuException;
import com.qiniu.http.Client;
import com.qiniu.http.Response;
import com.qiniu.process.Base;
import com.qiniu.storage.Configuration;
import com.qiniu.util.*;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
public class ChangeMetadata extends Base> {
private Map metadata;
private String encodedCondition;
private ArrayList ops;
private List> lines;
private Auth auth;
private Configuration configuration;
private Client client;
public ChangeMetadata(String accessKey, String secretKey, Configuration configuration, String bucket,
Map metadata, String condition) throws IOException {
super("metadata", accessKey, secretKey, bucket);
if (metadata == null) throw new IOException("metadata can not be null");
this.metadata = metadata;
if (condition != null && !condition.isEmpty()) encodedCondition = UrlSafeBase64.encodeToString(condition);
CloudApiUtils.checkQiniu(accessKey, secretKey, configuration, bucket);
this.auth = Auth.create(accessKey, secretKey);
this.configuration = configuration;
this.client = new Client(configuration.clone());
}
public ChangeMetadata(String accessKey, String secretKey, Configuration configuration, String bucket,
Map metadata, String condition, String savePath, int saveIndex) throws IOException {
super("metadata", accessKey, secretKey, bucket, savePath, saveIndex);
if (metadata == null) throw new IOException("metadata can not be null");
this.metadata = metadata;
if (condition != null && !condition.isEmpty()) encodedCondition = UrlSafeBase64.encodeToString(condition);
this.batchSize = 1000;
this.ops = new ArrayList<>(1000);
this.lines = new ArrayList<>(1000);
CloudApiUtils.checkQiniu(accessKey, secretKey, configuration, bucket);
this.auth = Auth.create(accessKey, secretKey);
this.configuration = configuration;
this.client = new Client(configuration.clone());
}
public ChangeMetadata(String accessKey, String secretKey, Configuration configuration, String bucket,
Map metadata, String condition, String savePath) throws IOException {
this(accessKey, secretKey, configuration, bucket, metadata, condition, savePath, 0);
}
@Override
public ChangeMetadata clone() throws CloneNotSupportedException {
ChangeMetadata changeMetadata = (ChangeMetadata)super.clone();
if (fileSaveMapper == null) {
changeMetadata.ops = new ArrayList<>(batchSize);
changeMetadata.lines = new ArrayList<>(batchSize);
}
changeMetadata.auth = Auth.create(accessId, secretKey);
changeMetadata.client = new Client(configuration.clone());
return changeMetadata;
}
@Override
protected String resultInfo(Map line) {
return line.get("key");
}
@Override
protected List> putBatchOperations(List> processList) throws IOException {
ops.clear();
lines.clear();
String key;
// String encodedMetaValue;
// String path;
StringBuilder pathBuilder;
for (Map map : processList) {
key = map.get("key");
if (key != null) {
lines.add(map);
// path = String.format("/chgm/%s", BucketManager.encodedEntry(bucket, key));
pathBuilder = new StringBuilder("/chgm/").append(UrlSafeBase64.encodeToString(String.join(":", bucket, key)));
for (String k : metadata.keySet()) {
// encodedMetaValue = UrlSafeBase64.encodeToString(metadata.get(k));
// path = String.format("%s/x-qn-meta-!%s/%s", path, k, encodedMetaValue);
pathBuilder.append("/x-qn-meta-!").append(k).append("/").append(UrlSafeBase64.encodeToString(metadata.get(k)));
}
// if (condition != null) path = String.format("%s/cond/%s", path, condition);
// ops.add(path);
if (encodedCondition != null) pathBuilder.append("/cond/").append(encodedCondition);
ops.add(pathBuilder.toString());
} else {
fileSaveMapper.writeError("key is not exists or empty in " + map, false);
}
}
return lines;
}
@Override
protected String batchResult(List> lineList) throws IOException {
byte[] body = StringUtils.utf8Bytes(StringUtils.join(ops, "&op=", "op="));
return HttpRespUtils.getResult(client.post(CloudApiUtils.QINIU_RS_BATCH_URL, body,
auth.authorization(CloudApiUtils.QINIU_RS_BATCH_URL, body, Client.FormMime), Client.FormMime));
}
@Override
protected String singleResult(Map line) throws IOException {
String key = line.get("key");
if (key == null) throw new IOException("key is not exists or empty in " + line);
// String path = String.format("/chgm/%s", BucketManager.encodedEntry(bucket, key));
StringBuilder urlBuilder = new StringBuilder("http://rs.qiniu.com/chgm/")
.append(UrlSafeBase64.encodeToString(String.join(":", bucket, key)));
for (String k : metadata.keySet()) {
// path = String.format("%s/x-qn-meta-!%s/%s", path, k, UrlSafeBase64.encodeToString(metadata.get(k)));
urlBuilder.append("/x-qn-meta-!").append(k).append("/").append(UrlSafeBase64.encodeToString(metadata.get(k)));
}
// if (condition != null) path = String.format("%s/cond/%s", path, condition);
// String url = "http://rs.qiniu.com" + path;
if (encodedCondition != null) urlBuilder.append("/cond/").append(encodedCondition);
StringMap headers = auth.authorization(urlBuilder.toString(), null, Client.FormMime);
Response response = client.post(urlBuilder.toString(), null, headers, Client.FormMime);
if (response.statusCode != 200) throw new QiniuException(response);
response.close();
return String.join("\t", key, "200");
}
@Override
public void closeResource() {
super.closeResource();
if (metadata != null) metadata.clear();
metadata = null;
encodedCondition = null;
if (ops != null) ops.clear();
ops = null;
if (lines != null) lines.clear();
lines = null;
auth = null;
configuration = null;
client = null;
}
}