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src/java.xml/share/classes/com/sun/org/apache/bcel/internal/generic/MULTIANEWARRAY.java

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*** 19,136 **** * limitations under the License. */ package com.sun.org.apache.bcel.internal.generic; ! import java.io.*; ! import com.sun.org.apache.bcel.internal.util.ByteSequence; import com.sun.org.apache.bcel.internal.classfile.ConstantPool; ! import com.sun.org.apache.bcel.internal.ExceptionConstants; /** * MULTIANEWARRAY - Create new mutidimensional array of references * <PRE>Stack: ..., count1, [count2, ...] -&gt; ..., arrayref</PRE> * ! * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> */ ! public class MULTIANEWARRAY extends CPInstruction implements LoadClass, AllocationInstruction, ExceptionThrower { private short dimensions; /** * Empty constructor needed for the Class.newInstance() statement in * Instruction.readInstruction(). Not to be used otherwise. */ ! MULTIANEWARRAY() {} - public MULTIANEWARRAY(int index, short dimensions) { - super(com.sun.org.apache.bcel.internal.Constants.MULTIANEWARRAY, index); ! if(dimensions < 1) throw new ClassGenException("Invalid dimensions value: " + dimensions); ! this.dimensions = dimensions; ! length = 4; } /** * Dump instruction as byte code to stream out. * @param out Output stream */ ! public void dump(DataOutputStream out) throws IOException { ! out.writeByte(opcode); ! out.writeShort(index); out.writeByte(dimensions); } /** * Read needed data (i.e., no. dimension) from file. */ ! protected void initFromFile(ByteSequence bytes, boolean wide) ! throws IOException ! { super.initFromFile(bytes, wide); dimensions = bytes.readByte(); ! length = 4; } /** * @return number of dimensions to be created */ ! public final short getDimensions() { return dimensions; } /** * @return mnemonic for instruction */ ! public String toString(boolean verbose) { ! return super.toString(verbose) + " " + index + " " + dimensions; } /** * @return mnemonic for instruction with symbolic references resolved */ ! public String toString(ConstantPool cp) { return super.toString(cp) + " " + dimensions; } /** * Also works for instructions whose stack effect depends on the * constant pool entry they reference. * @return Number of words consumed from stack by this instruction */ ! public int consumeStack(ConstantPoolGen cpg) { return dimensions; } ! ! public Class[] getExceptions() { ! Class[] cs = new Class[2 + ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length]; ! ! System.arraycopy(ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION, 0, ! cs, 0, ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length); - cs[ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length+1] = ExceptionConstants.NEGATIVE_ARRAY_SIZE_EXCEPTION; - cs[ExceptionConstants.EXCS_CLASS_AND_INTERFACE_RESOLUTION.length] = ExceptionConstants.ILLEGAL_ACCESS_ERROR; ! return cs; } - public ObjectType getLoadClassType(ConstantPoolGen cpg) { - Type t = getType(cpg); ! if (t instanceof ArrayType){ t = ((ArrayType) t).getBasicType(); } ! ! return (t instanceof ObjectType)? (ObjectType) t : null; } /** * Call corresponding visitor method(s). The order is: * Call visitor methods of implemented interfaces first, then * call methods according to the class hierarchy in descending order, * i.e., the most specific visitXXX() call comes last. * * @param v Visitor object */ ! public void accept(Visitor v) { v.visitLoadClass(this); v.visitAllocationInstruction(this); v.visitExceptionThrower(this); v.visitTypedInstruction(this); v.visitCPInstruction(this); --- 19,153 ---- * limitations under the License. */ package com.sun.org.apache.bcel.internal.generic; ! import java.io.DataOutputStream; ! import java.io.IOException; ! ! import com.sun.org.apache.bcel.internal.ExceptionConst; import com.sun.org.apache.bcel.internal.classfile.ConstantPool; ! import com.sun.org.apache.bcel.internal.util.ByteSequence; /** * MULTIANEWARRAY - Create new mutidimensional array of references * <PRE>Stack: ..., count1, [count2, ...] -&gt; ..., arrayref</PRE> * ! * @version $Id: MULTIANEWARRAY.java 1747278 2016-06-07 17:28:43Z britter $ */ ! public class MULTIANEWARRAY extends CPInstruction implements LoadClass, AllocationInstruction, ! ExceptionThrower { ! private short dimensions; + /** * Empty constructor needed for the Class.newInstance() statement in * Instruction.readInstruction(). Not to be used otherwise. */ ! MULTIANEWARRAY() { ! } ! public MULTIANEWARRAY(final int index, final short dimensions) { ! super(com.sun.org.apache.bcel.internal.Const.MULTIANEWARRAY, index); ! if (dimensions < 1) { throw new ClassGenException("Invalid dimensions value: " + dimensions); ! } this.dimensions = dimensions; ! super.setLength(4); } + /** * Dump instruction as byte code to stream out. * @param out Output stream */ ! @Override ! public void dump( final DataOutputStream out ) throws IOException { ! out.writeByte(super.getOpcode()); ! out.writeShort(super.getIndex()); out.writeByte(dimensions); } + /** * Read needed data (i.e., no. dimension) from file. */ ! @Override ! protected void initFromFile( final ByteSequence bytes, final boolean wide ) throws IOException { super.initFromFile(bytes, wide); dimensions = bytes.readByte(); ! super.setLength(4); } + /** * @return number of dimensions to be created */ ! public final short getDimensions() { ! return dimensions; ! } ! /** * @return mnemonic for instruction */ ! @Override ! public String toString( final boolean verbose ) { ! return super.toString(verbose) + " " + super.getIndex() + " " + dimensions; } + /** * @return mnemonic for instruction with symbolic references resolved */ ! @Override ! public String toString( final ConstantPool cp ) { return super.toString(cp) + " " + dimensions; } + /** * Also works for instructions whose stack effect depends on the * constant pool entry they reference. * @return Number of words consumed from stack by this instruction */ ! @Override ! public int consumeStack( final ConstantPoolGen cpg ) { ! return dimensions; ! } ! @Override ! public Class<?>[] getExceptions() { ! return ExceptionConst.createExceptions(ExceptionConst.EXCS.EXCS_CLASS_AND_INTERFACE_RESOLUTION, ! ExceptionConst.ILLEGAL_ACCESS_ERROR, ! ExceptionConst.NEGATIVE_ARRAY_SIZE_EXCEPTION); } ! @Override ! public ObjectType getLoadClassType( final ConstantPoolGen cpg ) { ! Type t = getType(cpg); ! if (t instanceof ArrayType) { t = ((ArrayType) t).getBasicType(); } ! return (t instanceof ObjectType) ? (ObjectType) t : null; } + /** * Call corresponding visitor method(s). The order is: * Call visitor methods of implemented interfaces first, then * call methods according to the class hierarchy in descending order, * i.e., the most specific visitXXX() call comes last. * * @param v Visitor object */ ! @Override ! public void accept( final Visitor v ) { v.visitLoadClass(this); v.visitAllocationInstruction(this); v.visitExceptionThrower(this); v.visitTypedInstruction(this); v.visitCPInstruction(this);
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