undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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337
test/jdk/java/awt/image/SampleModelGetSamplesAndPixelsTest.java
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337
test/jdk/java/awt/image/SampleModelGetSamplesAndPixelsTest.java
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/*
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* Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 6185110
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* @summary Verify get/set/Pixels/Samples APIs for bad parameters.
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*
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* @run main SampleModelGetSamplesAndPixelsTest
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*/
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import java.awt.image.BandedSampleModel;
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import java.awt.image.ComponentSampleModel;
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import java.awt.image.DataBuffer;
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import java.awt.image.MultiPixelPackedSampleModel;
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import java.awt.image.PixelInterleavedSampleModel;
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import java.awt.image.SampleModel;
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import java.awt.image.SinglePixelPackedSampleModel;
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import java.util.Vector;
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public class SampleModelGetSamplesAndPixelsTest {
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static final int WIDTH = 100;
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static final int HEIGHT = 100;
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static final int DATATYPE = DataBuffer.TYPE_BYTE;
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static final int NUMBANDS = 4;
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static final int[] INTS = new int[WIDTH * HEIGHT + NUMBANDS];
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static final float[] FLOATS = new float[WIDTH * HEIGHT + NUMBANDS];
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static final double[] DOUBLES = new double[WIDTH * HEIGHT + NUMBANDS];
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static final int[][] COORDS = {
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{ 1, 1, 1, 1, -1 }, // bad band
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{ 1, 1, 1, 1, NUMBANDS }, // bad band
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{ 1, 1, -1, 1, 0 }, // negative w
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{ 1, 1, -1, -1, 0 }, // negative w and h
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{ -4, 1, 1, 1, 0 }, // negative x
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{ -4, -4, 1, 1, 0 }, // negative x and y
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{ WIDTH+10, 0, 1, 1, 0 }, // x > width
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{ 0, HEIGHT+10, 1, 1, 0 }, // y > height
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{ WIDTH+10, HEIGHT+10, 1, 1, 0 }, // both x > width and y > height
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};
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public static void main(String[] args) {
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Vector<Class<? extends SampleModel>> classes = new Vector<Class<? extends SampleModel>>();
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classes.add(ComponentSampleModel.class);
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classes.add(MultiPixelPackedSampleModel.class);
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classes.add(SinglePixelPackedSampleModel.class);
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classes.add(BandedSampleModel.class);
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classes.add(PixelInterleavedSampleModel.class);
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for (Class<? extends SampleModel> c : classes) {
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doTest(c);
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}
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}
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static void noException(SampleModel sm) {
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System.err.println(sm);
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throw new RuntimeException("No expected exception");
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}
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private static void doTest(Class<? extends SampleModel> c) {
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System.out.println("Test for: " + c.getName());
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SampleModel sm = createSampleModel(c);
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doTestNull(sm);
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for (int i = 0; i < COORDS.length; i++) {
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int x = COORDS[i][0];
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int y = COORDS[i][1];
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int w = COORDS[i][2];
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int h = COORDS[i][3];
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int b = COORDS[i][4];
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doTest(sm, x, y, w, h, b);
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}
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}
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private static void doTestNull(SampleModel sm) {
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doTestNull(sm, INTS);
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doTestNull(sm, FLOATS);
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doTestNull(sm, DOUBLES);
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}
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private static void doTestNull(SampleModel sm, int[] INTS) {
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try {
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sm.getSamples(1, 1, 1, 1, 0, INTS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getSamples(1, 1, 1, 1, 0, INTS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getPixels(1, 1, 1, 1, INTS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(1, 1, 1, 1, INTS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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}
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private static void doTestNull(SampleModel sm, float[] FLOATS) {
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try {
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sm.getSamples(1, 1, 1, 1, 0, FLOATS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getSamples(1, 1, 1, 1, 0, FLOATS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getPixels(1, 1, 1, 1, FLOATS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(1, 1, 1, 1, FLOATS, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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}
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private static void doTestNull(SampleModel sm, double[] DOUBLES) {
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try {
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sm.getSamples(1, 1, 1, 1, 0, DOUBLES, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getSamples(1, 1, 1, 1, 0, DOUBLES, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.getPixels(1, 1, 1, 1, DOUBLES, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(1, 1, 1, 1, DOUBLES, null);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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}
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private static void doTest(SampleModel sm, int x, int y, int w, int h, int b) {
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doTest(sm, x, y, w, h, b, INTS);
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doTest(sm, x, y, w, h, b, FLOATS);
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doTest(sm, x, y, w, h, b, DOUBLES);
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}
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private static void doTest(SampleModel sm, int x, int y, int w, int h, int b, int[] INTS) {
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// Now test each API with a non-null buffer and the specified values.
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DataBuffer db = sm.createDataBuffer();
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try {
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sm.getSamples(x, y, w, h, b, INTS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setSamples(x, y, w, h, b, INTS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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if (b < 0 || b >= NUMBANDS) {
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return; // Values were to test illegal bands, skip the rest.
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}
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try {
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sm.getPixels(x, y, w, h, INTS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(x, y, w, h, INTS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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}
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private static void doTest(SampleModel sm, int x, int y, int w, int h, int b, float[] FLOATS) {
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// Now test each API with a non-null buffer and the specified values.
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DataBuffer db = sm.createDataBuffer();
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try {
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sm.getSamples(x, y, w, h, b, FLOATS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setSamples(x, y, w, h, b, FLOATS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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if (b < 0 || b >= NUMBANDS) {
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return; // Values were to test illegal bands, skip the rest.
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}
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try {
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sm.getPixels(x, y, w, h, FLOATS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(x, y, w, h, FLOATS, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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}
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private static void doTest(SampleModel sm, int x, int y, int w, int h, int b, double[] DOUBLES) {
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// Now test each API with a non-null buffer and the specified values.
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DataBuffer db = sm.createDataBuffer();
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try {
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sm.getSamples(x, y, w, h, b, DOUBLES, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setSamples(x, y, w, h, b, DOUBLES, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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if (b < 0 || b >= NUMBANDS) {
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return; // Values were to test illegal bands, skip the rest.
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}
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try {
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sm.getPixels(x, y, w, h, DOUBLES, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setPixels(x, y, w, h, DOUBLES, db);
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noException(sm);
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} catch (ArrayIndexOutOfBoundsException e) {
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System.out.println(e.getMessage());
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}
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try {
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sm.setDataElements(0, 0, null, db);
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noException(sm);
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} catch (NullPointerException e) {
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System.out.println(e.getMessage());
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}
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}
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private static SampleModel createSampleModel(Class<? extends SampleModel> cls) {
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SampleModel res = null;
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if (cls == ComponentSampleModel.class) {
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res = new ComponentSampleModel(DATATYPE, WIDTH, HEIGHT, 4, WIDTH * 4, new int[] { 0, 1, 2, 3 } );
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} else if (cls == MultiPixelPackedSampleModel.class) {
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res = new MultiPixelPackedSampleModel(DATATYPE, WIDTH, HEIGHT, 4);
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} else if (cls == SinglePixelPackedSampleModel.class) {
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res = new SinglePixelPackedSampleModel(DATATYPE, WIDTH, HEIGHT,
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new int[]{ 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff });
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} else if (cls == BandedSampleModel.class) {
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res = new BandedSampleModel(DATATYPE, WIDTH, HEIGHT, NUMBANDS);
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} else if (cls == PixelInterleavedSampleModel.class) {
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res = new PixelInterleavedSampleModel(DATATYPE, WIDTH, HEIGHT, 4, WIDTH * 4, new int[] { 0, 1, 2, 3 });
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} else {
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throw new RuntimeException("Unknown class " + cls);
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}
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return res;
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}
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}
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