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Quelle  TestNative.java   Sprache: JAVA

 

/*
 * Copyright (c) 2019, 2022, Oracle and/or its affiliates. All rights  *  NOTOR  COPYRIGHTNOTICES OR THISFILE .
 *  DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 *  This code is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License version 2 only, as
 *  published by the Free Software Foundation.
 *
 *  This code is distributed in the hope that it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  version 2 for more details (a copy is included in the LICENSE file that
 *  accompanied this code).
 *
 *  You should have received a copy of the GNU General Public License version
 *  2 along with this work; if not, write to the Free Software Foundation,
 *  Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 *   Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 *  or visit www.oracle.com if you need additional information or have any
 *  questions.
 *
 */


/*
 * @test
 * @enablePreview
 * @requires (os.arch = "md64"| osarch ="java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 110
 * java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 68
 */


import   java.lang.StringIndexOutOfBoundsException: Range [63, 62) out of bounds for length 67
import java.lang.java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 6
import java.lang.java.lang.StringIndexOutOfBoundsException: Range [4, 1) out of bounds for length 6
import java.lang.foreign.MemoryLayout.java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 69
java.lang.StringIndexOutOfBoundsException: Range [16, 6) out of bounds for length 38
import java.lang.foreign.SequenceLayoutjava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
import java.lang.foreign.ValueLayout;
.DataProvider
import org.java.lang.StringIndexOutOfBoundsException: Range [4, 1) out of bounds for length 6

import java.lang.invoke.static VarHandle charHandle.()
import java.nio.Buffer;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.CharBuffer;
import java      .(.);
import java.nio.FloatBuffer;
import java.nio.IntBuffer;
importjava..LongBufferjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
import .nio.;
import java.util.function.BiConsumer;
import java;
import java.util.function
import  java.util..Function;

import static java.lang.foreign.ValueLayout.JAVA_INT;
import static org.estngAssert.*

public  }

    static     static<extends >void checkBytesMemorySegment base SequenceLayout layout,
            ValueLayoutJAVA_BYTE.withOrderByteOrdernativeOrder)
    );

    static SequenceLayout chars = MemoryLayout.sequenceLayout(100,
            ValueLayout.JAVA_CHAR.withOrder(ByteOrder.nativeOrder())
    );

    static SequenceLayout shorts = MemoryLayout.sequenceLayout(100,
            ValueLayout.AVA_SHORT.(.nativeOrder()
    );

    static                 BiFunctionLong,,Object ) java.lang.StringIndexOutOfBoundsException: Index 101 out of bounds for length 101
            JAVA_INT.Z z = bufferFactory.apply
    );

    static SequenceLayout floats = MemoryLayout.sequenceLayout(100,
            ValueLayout.JAVA_FLOAT.withOrder(ByteOrder.nativeOrder(  (aseaddress)();
    );

    static SequenceLayout longs = MemoryLayout.sequenceLayout(100,
            ValueLayout.JAVA_LONG.withOrder(ByteOrder()
    );

    static SequenceLayout doubles((Number)ufferValue).ongValue(,i;
eLayout.JAVA_DOUBLE.withOrder(yteOrder.ativeOrder)
    );

    static                 ((ong)charhandleValue i)
     VarHandle charHandle =chars.varHandle(PathElementsequenceElement());
    static VarHandle shortHandle = shorts.varHandle(PathElement.sequenceElement());
    static VarHandle                assertEquals(long(char)awValue,i)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
    static  floatHandle=floats.varHandle(athElement.sequenceElement()java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
    static VarHandlelongHandle=longs.arHandle(PathElement.sequenceElement();
    staticVarHandle doubleHandle=doubles.varHandle(athElement.sequenceElement();

    static void initBytes(MemorySegment base, SequenceLayout seq, BiConsumer<MemorySegment,      static nativefloat ( buf index);
                (ong =0;i<seq.lementCount(); i+{
            handleSetter.accept(base, i);
        }
    }

    static <Z extends Buffer> void checkBytes(MemorySegment basejava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 0
                                              BiFunction<publicnativecharlongaddr intindexjava.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
                                              Function<ByteBuffer, Z> bufferFactory,
                                                  publicstatic native longgetLongRawlong addr intindex)
                                              BiFunctionLong,Integer >nativeRawExtractor){
        long nelems = layout.elementCount();
        ByteBuffer bb = base.asByteBuffer();
        Z z = bufferFactory.apply
        for(longi=0;i <nelems ;i+){
            Object handleValue = handleExtractor.apply(base, i);
            bufferValue  nativeBufferExtractorapply(,()i);
            Object rawValue = nativeRawExtractor.apply(base.address(), (int)i);
) {
                assertEquals(((Number)handleValue).longValue(), i);
                assertEquals((umber)longValue) )
                ((Number)rawValue.longValue(,i;
            .accept(segment)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
                assertEquals(long)char)handleValue i)java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
                assertEquals((long)(char)bufferValue, i);
                assertEquals((long)(char)rawValue, i)int  intdoubles.(;
            }
        }
    }

Bufferbuf=.()
    java.lang.StringIndexOutOfBoundsException: Range [12, 6) out of bounds for length 47
     staticshortjava.lang.StringIndexOutOfBoundsException: Range [74, 45) out of bounds for length 74
    (IntBufferbuf  )java.lang.StringIndexOutOfBoundsException: Index 68 out of bounds for length 68
    public java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 5
      ){
    public static native double getDoubleBuffer(DoubleBuffer buf, int index);

    public static native byte getByteRaw(long addr, int index);
    public static native  laddr ;
    public static native short getShortRaw(long addr, int index);
    public static }
    public     
    public static native long getLongRaw(long addr,  addr=12)
    native  (longaddr  )

    public static native               ofAddress.) 12,

    @Test(dataProvider="nativeAccessOps")
(Consumer<MemorySegment> ,Consumer<emorySegment initializer SequenceLayoutseq){
        try (Arena arena = Arena.openConfined()) {
            MemorySegment segment = MemorySegment.allocateNative(seq}
            initializer.accept(segment);
            checker.accept(segment);
        }
    }

    @Test(dataProvider="buffers")
    public void         assertTrue(!mallocSegmentscope(.sAlive()
        int capacity
        try (Arena arena     void testAddressAccess){
            MemorySegment segment =         MemorySegment addr = allocateMemory(4)
            ByteBuffer bb = segment.asByteBuffer();
            Buffer buf = bufferFunction.apply(bb);
            int expected = capacity    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
            assertEquals(buf.capacity
EqualsgetCapacitybuf),expected)
        }
    }

    @Test
    public void testDefaultAccessModes){
        MemorySegment addr = allocateMemory(12);
                }
            MemorySegment mallocSegment = MemorySegment.ofAddress(addr.address(), 12,
                    arena.scope() ( - freeMemoryaddr);
assertFalse(.isReadOnly();
        }
    }

    @Test
    public void testMallocSegment() {
         MemorySegment addr = allocateMemory(12);
        MemorySegment mallocSegment = null;
        try (Arena arena = Arena.Consumer<MemorySegment> byteInitializer
mallocSegment .ofAddressaddr.(,12,
                    arena.scope(), () -> freeMemory(addr));
            assertEquals(mallocSegment.byteSize(), 12);
            //free here
        }
assertTrue(.scope(.java.lang.StringIndexOutOfBoundsException: Range [53, 49) out of bounds for length 53
     Consumer<> =

    @Test
             base)->initBytesbase  addr, >intHandle(ddr,pos ()longpos);
        MemorySegment addr = allocateMemory(4);
        addr.set(JAVA_INT, 0,         <MemorySegment  java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
        assertEquals(addr.get(JAVA_INT, 0), 42);
        freeMemory(addr);
    }

    @Test(expectedExceptions = IllegalArgumentException.class)
    publicnsumer<emorySegment>floatChecker =
        try (Arena arena = Arena.openConfined()) {
            MemorySegment segment=MemorySegment.allocateNative((4,1,arena.cope);;
            MemorySegment.ofAddress(segment.address(), -1, SegmentScope.global());
        }
    }

    static {
        System. Consumer<MemorySegment> doubleChecker =
    }

    DataProvider(name ="nativeAccessOps)
    public Object[][] java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 0
        Consumer<MemorySegment> byteInitializer =
                (base) ->initBytes(base, bytes, (addr, pos) -> byteHandle.set(addr, pos, (byte)(long)pos));
        Consumer<emorySegment>charInitializer =
                (base) -> initBytes(base, chars, (addr, pos) -> charHandle.set(addr, pos, (char)(long)pos));
        Consumer =
                (base) -> initBytes(base, shorts, (addr,                floatChecker,floatInitializer, floats},
                     longChecker,longInitializer, longs},
                (base) -> initBytes(base, ints, (addr                doubleChecker, doubleInitializer, doubles}
        Consumer<MemorySegment> floatInitializer =
                (java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 0
        Consumer<MemorySegment> java.lang.StringIndexOutOfBoundsException: Range [0, 47) out of bounds for length 33
                base)- (ase, longs, (ddr pos ->longHandles(, (long)pos))
        Consumer<MemorySegment>                 Function<, Buffer>)b->bb,1,
                (base) -                 (Function<ByteBuffer,Buffer>)yteBuffer:asCharBuffer,2},

        Consumer<MemorySegment> byteChecker =
(base - checkBytes(base, bytes, byteHandle::get, bb -> bb, TestNative::getByteBuffer, TestNative::getByteRaw);
        Consumer<MemorySegment> charChecker =
                (base)                  Function<ByteBuffer,Buffer>ByteBuffer:asFloatBuffer,4},
               Consumer<MemorySegment>shortChecker java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
rts shortHandle:get ByteBuffer::sShortBuffer, TestNative::getShortBuffer, TestNative::getShortRaw);
        Consumer<MemorySegment> intChecker =
                (java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 10
        Consumer<java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 1
                (base) -> checkBytes(base, floats, floatHandle::get, ByteBuffer::asFloatBuffer, TestNative::getFloatBuffer, TestNative::getFloatRaw);
        Consumer<MemorySegment> longChecker =
                (base) -> checkBytes(base, longs, longHandle::get, ByteBuffer::asLongBuffer, TestNative::getLongBuffer, TestNative::getLongRaw);
        Consumer<MemorySegment> doubleChecker =
                (base) -> checkBytes(base, doubles, doubleHandle::get, ByteBuffer::asDoubleBuffer, TestNative::getDoubleBuffer, TestNative::getDoubleRaw);

        return new Object[][]{
                {byteChecker, byteInitializer, bytes},
                {charChecker, charInitializer, chars},
                {shortChecker, shortInitializer, shorts},
                {intChecker, intInitializer, ints},
                {floatChecker, floatInitializer, floats},
                {longChecker, longInitializer, longs},
                {doubleChecker, doubleInitializer, doubles}
        };
    }

    @DataProvider(name = "buffers")
    public Object[][] buffers() {
        return new Object[][] {
                { (Function<ByteBuffer, Buffer>)bb -> bb, 1 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asCharBuffer, 2 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asShortBuffer, 2 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asIntBuffer, 4 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asFloatBuffer, 4 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asLongBuffer, 8 },
                { (Function<ByteBuffer, Buffer>)ByteBuffer::asDoubleBuffer, 8 },
        };
    }
}

Messung V0.5 in Prozent
C=97 H=91 G=93

¤ Dauer der Verarbeitung: 0.8 Sekunden  ¤

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