poi/src/scratchpad/src/org/apache/poi/hmef/MAPIStringAttribute.java

76 lines
2.7 KiB
Java

/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You 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 org.apache.poi.hmef;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.poi.util.HexDump;
import org.apache.poi.util.IOUtils;
import org.apache.poi.util.LittleEndian;
import org.apache.poi.util.StringUtil;
import org.apache.poi.hmef.Attribute.AttributeID;
import org.apache.poi.hsmf.datatypes.MAPIProperty;
import org.apache.poi.hsmf.datatypes.Types;
/**
* A pure-MAPI attribute holding a String, which applies
* to a {@link HMEFMessage} or one of its {@link Attachment}s.
*/
public final class MAPIStringAttribute extends MAPIAttribute {
private static final String CODEPAGE = "CP1252";
private final String data;
public MAPIStringAttribute(MAPIProperty property, int type, byte[] data) {
super(property, type, data);
String tmpData = null;
if(type == Types.ASCII_STRING) {
try {
tmpData = new String(data, CODEPAGE);
} catch(UnsupportedEncodingException e) {
throw new RuntimeException("JVM Broken - core encoding " + CODEPAGE + " missing");
}
} else if(type == Types.UNICODE_STRING) {
tmpData = StringUtil.getFromUnicodeLE(data);
} else {
throw new IllegalArgumentException("Not a string type " + type);
}
// Strip off the null terminator if present
if(tmpData.endsWith("\0")) {
tmpData = tmpData.substring(0, tmpData.length()-1);
}
this.data = tmpData;
}
public String getDataString() {
return data;
}
public String toString() {
return getProperty().toString() + " " + data;
}
}