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/**
* Copyright 2009 Google Inc.
*
* 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.
*/
/**
* Constructs and returns a new Blob from a JavaScript string.
*/
function stringToBlob(contentType, string) {
return { contentType: contentType,
_stringData: string,
numDataBytes: string.length*2 };
}
/**
* Constructs and returns a new Blob from a Java byte array (byte[]).
*/
function byteArrayToBlob(contentType, javaByteArray) {
return { contentType: contentType,
_binaryData: javaByteArray,
numDataBytes: javaByteArray.length };
}
/**
* Serves a Blob to the client, using the appropriate content-type,
* and stops execution of the current request.
*/
function serveBlob(blob) {
response.setContentType(blob.contentType);
if (blob._binaryData) {
response.writeBytes(new java.lang.String(blob._binaryData, 0));
}
else if (blob._stringData) {
response.write(blob._stringData);
}
response.stop();
}
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