Examples with IFileBuffer org.eclipse.core.filebuffers.IFileBuffer used on opensource projects

Example 41 with IFileBuffer

use of org.eclipse.core.filebuffers.IFileBuffer in project eclipse.platform.text by eclipse.

the class FileStoreFileBufferFunctions method test13_2.

/*
	 * Test IFileBufferListener#stateValidationChanged
	 */
@Test
public void test13_2() throws Exception {
    class Listener extends FileBufferListener {

        public IFileBuffer buffer;

        public int count;

        public boolean isStateValidated;

        @Override
        public void stateValidationChanged(IFileBuffer buf, boolean state) {
            ++count;
            this.buffer = buf;
            this.isStateValidated = state;
        }
    }
    Listener listener = new Listener();
    fManager.addFileBufferListener(listener);
    try {
        ITextFileBuffer fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
        assertTrue(listener.count == 0 && listener.buffer == null);
        fManager.connectFileStore(fFileStore, null);
        try {
            setReadOnly(true);
            fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
            fileBuffer.validateState(null, null);
            if (isStateValidationSupported()) {
                assertTrue(listener.count == 1);
                assertTrue(listener.buffer == fileBuffer);
                assertTrue(listener.isStateValidated);
            }
        } finally {
            setReadOnly(false);
            fManager.disconnectFileStore(fFileStore, null);
        }
    } finally {
        fManager.removeFileBufferListener(listener);
    }
}

Example 42 with IFileBuffer

use of org.eclipse.core.filebuffers.IFileBuffer in project eclipse.platform.text by eclipse.

the class FileStoreFileBufferFunctions method test13_1.

/*
	 * Test IFileBufferListener#stateValidationChanged
	 */
@Test
public void test13_1() throws Exception {
    class Listener extends FileBufferListener {

        public IFileBuffer buffer;

        public int count;

        public boolean isStateValidated;

        @Override
        public void stateValidationChanged(IFileBuffer buf, boolean state) {
            ++count;
            this.buffer = buf;
            this.isStateValidated = state;
        }
    }
    Listener listener = new Listener();
    fManager.addFileBufferListener(listener);
    try {
        ITextFileBuffer fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
        assertTrue(listener.count == 0 && listener.buffer == null);
        fManager.connectFileStore(fFileStore, null);
        try {
            fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
            fileBuffer.validateState(null, null);
            if (isStateValidationSupported()) {
                assertTrue(listener.count == 1);
                assertTrue(listener.buffer == fileBuffer);
                assertTrue(listener.isStateValidated);
            }
        } finally {
            fManager.disconnectFileStore(fFileStore, null);
        }
    } finally {
        fManager.removeFileBufferListener(listener);
    }
}

Example 43 with IFileBuffer

use of org.eclipse.core.filebuffers.IFileBuffer in project eclipse.platform.text by eclipse.

the class FileStoreFileBufferFunctions method test19.

/*
	 * Test notification in case of failing listener.
	 */
@Test
public void test19() throws Exception {
    class NotifiedListener extends FileBufferListener {

        int notifyCount = 0;

        @Override
        public void bufferCreated(IFileBuffer buffer) {
            notifyCount++;
        }

        @Override
        public void bufferDisposed(IFileBuffer buffer) {
            notifyCount++;
        }
    }
    class ForcedException extends RuntimeException {

        private static final long serialVersionUID = 1L;

        @Override
        public void printStackTrace(PrintStream s) {
            s.println("!FORCED BY TEST: this entry is intentional");
        }

        @Override
        public void printStackTrace(PrintWriter s) {
            s.println("!FORCED BY TEST: this entry is intentional");
        }
    }
    NotifiedListener notifyCounter1 = new NotifiedListener();
    NotifiedListener notifyCounter2 = new NotifiedListener();
    FileBufferListener failingListener = new FileBufferListener() {

        @Override
        public void bufferCreated(IFileBuffer buffer) {
            throw new ForcedException();
        }

        @Override
        public void bufferDisposed(IFileBuffer buffer) {
            throw new ForcedException();
        }
    };
    fManager.addFileBufferListener(notifyCounter1);
    fManager.addFileBufferListener(failingListener);
    fManager.addFileBufferListener(notifyCounter2);
    fManager.connectFileStore(fFileStore, null);
    try {
        ITextFileBuffer buffer = fManager.getFileStoreTextFileBuffer(fFileStore);
        assertNotNull(buffer);
        Class<IAnnotationModel> clazz = getAnnotationModelClass();
        if (clazz != null) {
            IAnnotationModel model = buffer.getAnnotationModel();
            assertTrue(clazz.isInstance(model));
        }
    } finally {
        fManager.disconnectFileStore(fFileStore, null);
        fManager.removeFileBufferListener(notifyCounter1);
        fManager.removeFileBufferListener(failingListener);
        fManager.removeFileBufferListener(notifyCounter2);
    }
    assertEquals(2, notifyCounter1.notifyCount);
    assertEquals(2, notifyCounter2.notifyCount);
}

Example 44 with IFileBuffer

use of org.eclipse.core.filebuffers.IFileBuffer in project eclipse.platform.text by eclipse.

the class FileStoreFileBufferFunctions method test12_2.

/*
	 * Test IFileBufferListener#bufferContentAboutToBeReplaced/replaced
	 */
@Test
public void test12_2() throws Exception {
    class Listener extends FileBufferListener {

        public IFileBuffer preBuffer, postBuffer;

        public int preCount, postCount;

        @Override
        public void bufferContentAboutToBeReplaced(IFileBuffer buffer) {
            ++preCount;
            preBuffer = buffer;
        }

        @Override
        public void bufferContentReplaced(IFileBuffer buffer) {
            ++postCount;
            postBuffer = buffer;
        }
    }
    Listener listener = new Listener();
    fManager.addFileBufferListener(listener);
    try {
        ITextFileBuffer fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
        assertTrue(listener.preCount == 0 && listener.postCount == 0 && listener.preBuffer == null && listener.postBuffer == null);
        fManager.connectFileStore(fFileStore, null);
        try {
            fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
            if (modifyUnderlyingFile()) {
                assertTrue(listener.preCount == 1);
                assertTrue(listener.preBuffer == fileBuffer);
                assertTrue(listener.postCount == 1);
                assertTrue(listener.postBuffer == fileBuffer);
            }
        } finally {
            fManager.disconnectFileStore(fFileStore, null);
        }
    } finally {
        fManager.removeFileBufferListener(listener);
    }
}

Example 45 with IFileBuffer

use of org.eclipse.core.filebuffers.IFileBuffer in project eclipse.platform.text by eclipse.

the class FileStoreFileBufferFunctions method test17_2.

/*
	 * Test IFileBufferListener#stateChanging for internal changes
	 */
@Test
public void test17_2() throws Exception {
    class Listener extends FileBufferListener {

        public IFileBuffer buffer;

        public int count;

        @Override
        public void stateChanging(IFileBuffer buf) {
            ++count;
            this.buffer = buf;
        }
    }
    Listener listener = new Listener();
    fManager.addFileBufferListener(listener);
    try {
        ITextFileBuffer fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
        assertTrue(listener.count == 0 && listener.buffer == null);
        fManager.connectFileStore(fFileStore, null);
        try {
            fileBuffer = fManager.getFileStoreTextFileBuffer(fFileStore);
            IDocument document = fileBuffer.getDocument();
            document.replace(0, 0, "prefix");
            fileBuffer.revert(null);
            assertTrue(listener.count == 1);
            assertTrue(listener.buffer == fileBuffer);
        } finally {
            fManager.disconnectFileStore(fFileStore, null);
        }
    } finally {
        fManager.removeFileBufferListener(listener);
    }
}