diff options
Diffstat (limited to 'libjava/java/lang/reflect/natArray.cc')
| -rw-r--r-- | libjava/java/lang/reflect/natArray.cc | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/libjava/java/lang/reflect/natArray.cc b/libjava/java/lang/reflect/natArray.cc new file mode 100644 index 00000000000..3da8b5c01ce --- /dev/null +++ b/libjava/java/lang/reflect/natArray.cc @@ -0,0 +1,339 @@ +// natField.cc - Implementation of java.lang.reflect.Field native methods. + +/* Copyright (C) 1999 Cygnus Solutions + + This file is part of libgcj. + +This software is copyrighted work licensed under the terms of the +Libgcj License. Please consult the file "LIBGCJ_LICENSE" for +details. */ + +#include <config.h> + +#include <stdlib.h> + +#include <jvm.h> +#include <cni.h> +#include <java/lang/reflect/Array.h> +#include <java/lang/IllegalArgumentException.h> +#include <java/lang/Byte.h> +#include <java/lang/Short.h> +#include <java/lang/Integer.h> +#include <java/lang/Long.h> +#include <java/lang/Float.h> +#include <java/lang/Double.h> +#include <java/lang/Boolean.h> +#include <java/lang/Character.h> + +jobject +java::lang::reflect::Array::newInstance (jclass componentType, jint length) +{ + if (componentType->isPrimitive()) + return _Jv_NewPrimArray (componentType, length); + else + return JvNewObjectArray (length, componentType, NULL); + +} + +jobject +java::lang::reflect::Array::newInstance (jclass componentType, jintArray dimensions) +{ + jint ndims = dimensions->length; + if (ndims == 0) + return componentType->newInstance (); + jint* dims = elements (dimensions); + if (ndims == 1) + return newInstance (componentType, dims[0]); + jclass arrayType = componentType; + for (int i = 0; i < ndims; i++) + arrayType = _Jv_FindArrayClass (arrayType); + return _Jv_NewMultiArray (arrayType, ndims, dims); + +} + +jint +java::lang::reflect::Array::getLength (jobject array) +{ + jclass arrayType = array->getClass(); + if (! arrayType->isArray ()) + JvThrow (new java::lang::IllegalArgumentException()); + return ((__JArray*) array)->length; +} + +jclass +java::lang::reflect::Array::getElementType (jobject array, jint index) +{ + jclass arrayType = array->getClass(); + if (! arrayType->isArray ()) + JvThrow (new java::lang::IllegalArgumentException()); + jint length = ((__JArray*) array)->length; + if ((_Jv_uint) index >= (_Jv_uint) length) + _Jv_ThrowBadArrayIndex(index); + return arrayType->getComponentType (); +} + +jboolean +java::lang::reflect::Array::getBoolean (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (boolean)) + return elements ((jbooleanArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jchar +java::lang::reflect::Array::getChar (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (char)) + return elements ((jcharArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jbyte +java::lang::reflect::Array::getByte (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jshort +java::lang::reflect::Array::getShort (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (short)) + return elements ((jshortArray) array) [index]; + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jint +java::lang::reflect::Array::getInt (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (int)) + return elements ((jintArray) array) [index]; + if (elementType == JvPrimClass (short)) + return elements ((jshortArray) array) [index]; + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + if (elementType == JvPrimClass (char)) + return elements ((jcharArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jlong +java::lang::reflect::Array::getLong (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (long)) + return elements ((jlongArray) array) [index]; + if (elementType == JvPrimClass (int)) + return elements ((jintArray) array) [index]; + if (elementType == JvPrimClass (short)) + return elements ((jshortArray) array) [index]; + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + if (elementType == JvPrimClass (char)) + return elements ((jcharArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jfloat +java::lang::reflect::Array::getFloat (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (float)) + return elements ((jfloatArray) array) [index]; + if (elementType == JvPrimClass (long)) + return elements ((jlongArray) array) [index]; + if (elementType == JvPrimClass (int)) + return elements ((jintArray) array) [index]; + if (elementType == JvPrimClass (short)) + return elements ((jshortArray) array) [index]; + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + if (elementType == JvPrimClass (char)) + return elements ((jcharArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jdouble +java::lang::reflect::Array::getDouble (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (double)) + return elements ((jdoubleArray) array) [index]; + if (elementType == JvPrimClass (float)) + return elements ((jfloatArray) array) [index]; + if (elementType == JvPrimClass (long)) + return elements ((jlongArray) array) [index]; + if (elementType == JvPrimClass (int)) + return elements ((jintArray) array) [index]; + if (elementType == JvPrimClass (short)) + return elements ((jshortArray) array) [index]; + if (elementType == JvPrimClass (byte)) + return elements ((jbyteArray) array) [index]; + if (elementType == JvPrimClass (char)) + return elements ((jcharArray) array) [index]; + JvThrow (new java::lang::IllegalArgumentException()); +} + +jobject +java::lang::reflect::Array::get (jobject array, jint index) +{ + jclass elementType = getElementType (array, index); + if (! elementType->isPrimitive ()) + return elements ((jobjectArray) array) [index]; + if (elementType == JvPrimClass (double)) + return new java::lang::Double (elements ((jdoubleArray) array) [index]); + if (elementType == JvPrimClass (float)) + return new java::lang::Float (elements ((jfloatArray) array) [index]); + if (elementType == JvPrimClass (long)) + return new java::lang::Long (elements ((jlongArray) array) [index]); + if (elementType == JvPrimClass (int)) + return new java::lang::Integer (elements ((jintArray) array) [index]); + if (elementType == JvPrimClass (short)) + return new java::lang::Short (elements ((jshortArray) array) [index]); + if (elementType == JvPrimClass (byte)) + return new java::lang::Byte (elements ((jbyteArray) array) [index]); + if (elementType == JvPrimClass (char)) + return new java::lang::Character (elements ((jcharArray) array) [index]); + if (elementType == JvPrimClass (boolean)) + if (elements ((jbooleanArray) array) [index]) + return java::lang::Boolean::TRUE; + else + return java::lang::Boolean::FALSE; + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setChar (jobject array, jint index, jchar value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (char)) + elements ((jcharArray) array) [index] = value; + else if (elementType == JvPrimClass (int)) + elements ((jintArray) array) [index] = value; + else if (elementType == JvPrimClass (long)) + elements ((jlongArray) array) [index] = value; + else if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setByte (jobject array, jint index, jbyte value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (byte)) + elements ((jbyteArray) array) [index] = value; + else if (elementType == JvPrimClass (short)) + elements ((jshortArray) array) [index] = value; + else if (elementType == JvPrimClass (int)) + elements ((jintArray) array) [index] = value; + else if (elementType == JvPrimClass (long)) + elements ((jlongArray) array) [index] = value; + else if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setShort (jobject array, jint index, jshort value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (short)) + elements ((jshortArray) array) [index] = value; + else if (elementType == JvPrimClass (int)) + elements ((jintArray) array) [index] = value; + else if (elementType == JvPrimClass (long)) + elements ((jlongArray) array) [index] = value; + else if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setInt (jobject array, jint index, jint value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (int)) + elements ((jintArray) array) [index] = value; + else if (elementType == JvPrimClass (long)) + elements ((jlongArray) array) [index] = value; + else if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setLong (jobject array, jint index, jlong value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (long)) + elements ((jlongArray) array) [index] = value; + else if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setFloat (jobject array, jint index, jfloat value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (float)) + elements ((jfloatArray) array) [index] = value; + else if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setDouble (jobject array, jint index, jdouble value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (double)) + elements ((jdoubleArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::setBoolean (jobject array, + jint index, jboolean value) +{ + jclass elementType = getElementType (array, index); + if (elementType == JvPrimClass (boolean)) + elements ((jbooleanArray) array) [index] = value; + else + JvThrow (new java::lang::IllegalArgumentException()); +} + +void +java::lang::reflect::Array::set (jobject array, jint index, + jobject value, jclass elType) +{ + if (! _Jv_IsInstanceOf (value, elType)) + JvThrow (new java::lang::IllegalArgumentException ()); + elements ((jobjectArray) array) [index] = value; +} |
