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Update ConstantPool.java

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JCWasmx86 2020-05-24 13:52:54 +02:00 committed by GitHub
parent b457f4aaf0
commit c7afbd4691
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1 changed files with 47 additions and 32 deletions
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src/de/inetsoftware/classparser/ConstantPool.java
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@ -25,7 +25,22 @@ import java.io.IOException;
public class ConstantPool {
private final Object[] constantPool;
public static final int CONSTANT_Utf8 = 1;
public static final int CONSTANT_Integer = 3;
public static final int CONSTANT_Float = 4;
public static final int CONSTANT_Long = 5;
public static final int CONSTANT_Double = 6;
public static final int CONSTANT_Class = 7;
public static final int CONSTANT_String = 8;
public static final int CONSTANT_Fieldref = 9;
public static final int CONSTANT_Methodref = 10;
public static final int CONSTANT_InterfaceMethodref = 11;
public static final int CONSTANT_NameAndType = 12;
public static final int CONSTANT_MethodHandle = 15;
public static final int CONSTANT_MethodType = 16;
public static final int CONSTANT_InvokeDynamic = 18;
public static final int CONSTANT_Module = 19;
public static final int CONSTANT_Package = 20;
/**
* https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-4.html#jvms-4.4
*
@ -40,38 +55,38 @@ public class ConstantPool {
for( int i = 1; i < count; i++ ) {
byte type = input.readByte();
switch( type ) {
case 1: //CONSTANT_Utf8
case CONSTANT_Utf8:
pool[i] = input.readUTF();
break;
case 3: //CONSTANT_Integer
pool[i] = new Integer( input.readInt() );
case CONSTANT_Integer:
pool[i] = Integer.valueOf( input.readInt() );
break;
case 4: //CONSTANT_Float
pool[i] = new Float( input.readFloat() );
case CONSTANT_Float:
pool[i] = Float.valueOf( input.readFloat() );
break;
case 5: //CONSTANT_Long
pool[i] = new Long( input.readLong() );
case CONSTANT_Long:
pool[i] = Long.valueOf( input.readLong() );
i++;
break;
case 6: //CONSTANT_Double
pool[i] = new Double( input.readDouble() );
case CONSTANT_Double:
pool[i] = Double.valueOf( input.readDouble() );
i++;
break;
case 7: //CONSTANT_Class
case 8: //CONSTANT_String
case 16: // CONSTANT_MethodType
case 19: // CONSTANT_Module
case 20: // CONSTANT_Package
case CONSTANT_Class:
case CONSTANT_String:
case CONSTANT_MethodType:
case CONSTANT_Module:
case CONSTANT_Package:
pool[i] = new int[] { type, input.readUnsignedShort() };
break;
case 9: //CONSTANT_Fieldref
case 10: //CONSTANT_Methodref
case 11: //CONSTANT_InterfaceMethodref
case 12: //CONSTANT_NameAndType
case 18: // CONSTANT_InvokeDynamic
case CONSTANT_Fieldref:
case CONSTANT_Methodref:
case CONSTANT_InterfaceMethodref:
case CONSTANT_NameAndType:
case CONSTANT_InvokeDynamic:
pool[i] = new int[] { type, input.readUnsignedShort(), input.readUnsignedShort() };
break;
case 15: // CONSTANT_MethodHandle
case CONSTANT_MethodHandle:
pool[i] = new int[] { type, input.readUnsignedByte(), input.readUnsignedShort() };
break;
default:
@ -86,43 +101,43 @@ public class ConstantPool {
if( pool[i] instanceof int[] ) {
int[] data = (int[])pool[i];
switch( data[0] ) {
case 7: //CONSTANT_Class
case CONSTANT_Class:
pool[i] = new ConstantClass( (String)pool[data[1]] );
break;
case 8: // CONSTANT_String
case 16: // CONSTANT_MethodType
case 19: // CONSTANT_Module
case 20: // CONSTANT_Package
case CONSTANT_String:
case CONSTANT_MethodType:
case CONSTANT_Module:
case CONSTANT_Package:
pool[i] = pool[data[1]];
break;
case 9: //CONSTANT_Fieldref
case CONSTANT_Fieldref:
if( pool[data[1]] instanceof int[] || pool[data[2]] instanceof int[] ) {
repeat = true;
} else {
pool[i] = new ConstantFieldRef( (ConstantClass)pool[data[1]], (ConstantNameAndType)pool[data[2]] );
}
break;
case 10: //CONSTANT_Methodref
case CONSTANT_Methodref:
if( pool[data[1]] instanceof int[] || pool[data[2]] instanceof int[] ) {
repeat = true;
} else {
pool[i] = new ConstantMethodRef( (ConstantClass)pool[data[1]], (ConstantNameAndType)pool[data[2]] );
}
break;
case 11: //CONSTANT_InterfaceMethodref
case CONSTANT_InterfaceMethodref:
if( pool[data[1]] instanceof int[] || pool[data[2]] instanceof int[] ) {
repeat = true;
} else {
pool[i] = new ConstantInterfaceRef( (ConstantClass)pool[data[1]], (ConstantNameAndType)pool[data[2]] );
}
break;
case 12: //CONSTANT_NameAndType
case CONSTANT_NameAndType:
pool[i] = new ConstantNameAndType( (String)pool[data[1]], (String)pool[data[2]] );
break;
case 15: // CONSTANT_MethodHandle
case CONSTANT_MethodHandle:
pool[i] = pool[data[2]];
break;
case 18: // CONSTANT_InvokeDynamic
case CONSTANT_InvokeDynamic:
if( pool[data[2]] instanceof int[] ) {
repeat = true;
} else {