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package com.sun.org.apache.bcel.internal.classfile;

import java.io.DataInput;
import java.io.DataOutputStream;
import java.io.IOException;

import com.sun.org.apache.bcel.internal.Const;

Entry of the parameters table.
See Also:
Since:6.0
/** * Entry of the parameters table. * * @see <a href="http://docs.oracle.com/javase/specs/jvms/se8/html/jvms-4.html#jvms-4.7.24"> * The class File Format : The MethodParameters Attribute</a> * @since 6.0 */
public class MethodParameter implements Cloneable {
Index of the CONSTANT_Utf8_info structure in the constant_pool table representing the name of the parameter
/** Index of the CONSTANT_Utf8_info structure in the constant_pool table representing the name of the parameter */
private int name_index;
The access flags
/** The access flags */
private int access_flags; public MethodParameter() { }
Construct object from input stream.
Params:
  • input – Input stream
Throws:
/** * Construct object from input stream. * * @param input Input stream * @throws java.io.IOException * @throws ClassFormatException */
MethodParameter(final DataInput input) throws IOException { name_index = input.readUnsignedShort(); access_flags = input.readUnsignedShort(); } public int getNameIndex() { return name_index; } public void setNameIndex(final int name_index) { this.name_index = name_index; }
Returns the name of the parameter.
/** * Returns the name of the parameter. */
public String getParameterName(final ConstantPool constant_pool) { if (name_index == 0) { return null; } return ((ConstantUtf8) constant_pool.getConstant(name_index, Const.CONSTANT_Utf8)).getBytes(); } public int getAccessFlags() { return access_flags; } public void setAccessFlags(final int access_flags) { this.access_flags = access_flags; } public boolean isFinal() { return (access_flags & Const.ACC_FINAL) != 0; } public boolean isSynthetic() { return (access_flags & Const.ACC_SYNTHETIC) != 0; } public boolean isMandated() { return (access_flags & Const.ACC_MANDATED) != 0; }
Dump object to file stream on binary format.
Params:
  • file – Output file stream
Throws:
/** * Dump object to file stream on binary format. * * @param file Output file stream * @throws IOException */
public final void dump(final DataOutputStream file) throws IOException { file.writeShort(name_index); file.writeShort(access_flags); }
Returns:deep copy of this object
/** * @return deep copy of this object */
public MethodParameter copy() { try { return (MethodParameter) clone(); } catch (final CloneNotSupportedException e) { // TODO should this throw? } return null; } }