| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * 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.android.phone.common.mail.store.imap; |
| |
| import com.android.phone.common.mail.FixedLengthInputStream; |
| import com.android.phone.vvm.omtp.VvmLog; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.UnsupportedEncodingException; |
| |
| /** |
| * Subclass of {@link ImapString} used for literals backed by an in-memory byte array. |
| */ |
| public class ImapMemoryLiteral extends ImapString { |
| private final String TAG = "ImapMemoryLiteral"; |
| private byte[] mData; |
| |
| /* package */ ImapMemoryLiteral(FixedLengthInputStream in) throws IOException { |
| // We could use ByteArrayOutputStream and IOUtils.copy, but it'd perform an unnecessary |
| // copy.... |
| mData = new byte[in.getLength()]; |
| int pos = 0; |
| while (pos < mData.length) { |
| int read = in.read(mData, pos, mData.length - pos); |
| if (read < 0) { |
| break; |
| } |
| pos += read; |
| } |
| if (pos != mData.length) { |
| VvmLog.w(TAG, "length mismatch"); |
| } |
| } |
| |
| @Override |
| public void destroy() { |
| mData = null; |
| super.destroy(); |
| } |
| |
| @Override |
| public String getString() { |
| try { |
| return new String(mData, "US-ASCII"); |
| } catch (UnsupportedEncodingException e) { |
| VvmLog.e(TAG, "Unsupported encoding: ", e); |
| } |
| return null; |
| } |
| |
| @Override |
| public InputStream getAsStream() { |
| return new ByteArrayInputStream(mData); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("{%d byte literal(memory)}", mData.length); |
| } |
| } |