137 lines
3.9 KiB
Java
137 lines
3.9 KiB
Java
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hdf.generator;
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import org.apache.poi.generator.RecordUtil;
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/**
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* This class overrides RecordUtil to handle HDF specific types
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*/
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public class HDFRecordUtil extends RecordUtil
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{
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public HDFRecordUtil()
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{
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}
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public static String getType(String size, String type, int padTo)
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{
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return type;
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}
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public static String getType1stCap(String size, String type, int padTo)
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{
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StringBuffer result = new StringBuffer();
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result.append(type);
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result = pad(result, padTo);
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result.setCharAt(0, Character.toUpperCase(result.charAt(0)));
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return result.toString();
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}
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public static String getBitFieldFunction(String name, String bitMask, String parentType, String withType)
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{
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String type = getBitFieldType(name, bitMask, parentType);
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String retVal = new String();
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if(withType.equals("true"))
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{
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retVal = type + " ";
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}
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if(type.equals("boolean"))
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{
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retVal += "is" + getFieldName1stCap(name, 0);
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}
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else
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{
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retVal +="get" + getFieldName1stCap(name, 0);
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}
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return retVal;
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}
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public static String getBitFieldGet(String name, String bitMask, String parentType, String parentField)
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{
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String type = getBitFieldType(name, bitMask, parentType);
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String retVal = null;
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if(type.equals("boolean"))
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retVal = name + ".isSet(" + parentField + ");";
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else
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retVal = "( " + type + " )" + name + ".getValue(" + parentField + ");";
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return retVal;
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}
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public static String getBitFieldSet(String name, String bitMask, String parentType, String parentField)
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{
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String type = getBitFieldType(name, bitMask, parentType);
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String retVal = null;
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if(type.equals("boolean"))
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retVal = "(" + parentType + ")" + getFieldName(name, 0) + ".setBoolean(" + parentField + ", value)";
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else
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retVal = "(" + parentType + ")" + getFieldName(name, 0) + ".setValue(" + parentField + ", value)";
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return retVal;
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}
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public static String getBitFieldType(String name, String bitMask, String parentType)
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{
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byte parentSize = 0;
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byte numBits = 0;
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int mask = (int)Long.parseLong(bitMask.substring(2), 16);
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if (parentType.equals("byte"))
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parentSize = 8;
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else if (parentType.equals("short"))
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parentSize = 16;
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else if (parentType.equals("int"))
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parentSize = 32;
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for (int x = 0; x < parentSize; x++)
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{
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int temp = mask;
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numBits += (temp >> x) & 0x1;
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}
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if(numBits == 1)
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{
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return "boolean";
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}
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else if (numBits < 8)
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{
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return "byte";
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}
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else if (numBits < 16)
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{
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return "short";
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}
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else
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{
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return "int";
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}
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}
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}
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