diff options
Diffstat (limited to 'plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java')
-rw-r--r-- | plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java | 414 |
1 files changed, 207 insertions, 207 deletions
diff --git a/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java index e8c352afc6..efce733db2 100644 --- a/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java +++ b/plugins/org.eclipse.emf.cdo.common/src/org/eclipse/emf/cdo/internal/common/revision/delta/CDOMoveFeatureDeltaImpl.java @@ -1,207 +1,207 @@ -/*
- * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * Simon McDuff - initial API and implementation
- * Eike Stepper - maintenance
- */
-package org.eclipse.emf.cdo.internal.common.revision.delta;
-
-import org.eclipse.emf.cdo.common.protocol.CDODataInput;
-import org.eclipse.emf.cdo.common.protocol.CDODataOutput;
-import org.eclipse.emf.cdo.common.revision.CDORevision;
-import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDelta;
-import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDeltaVisitor;
-import org.eclipse.emf.cdo.common.revision.delta.CDOMoveFeatureDelta;
-import org.eclipse.emf.cdo.spi.common.revision.CDOReferenceAdjuster;
-import org.eclipse.emf.cdo.spi.common.revision.InternalCDOFeatureDelta.ListIndexAffecting;
-import org.eclipse.emf.cdo.spi.common.revision.InternalCDOFeatureDelta.WithIndex;
-import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision;
-
-import org.eclipse.emf.ecore.EClass;
-import org.eclipse.emf.ecore.EStructuralFeature;
-
-import java.io.IOException;
-import java.text.MessageFormat;
-
-/**
- * @author Simon McDuff
- */
-public class CDOMoveFeatureDeltaImpl extends CDOFeatureDeltaImpl implements CDOMoveFeatureDelta, ListIndexAffecting,
- WithIndex
-{
- private int oldPosition;
-
- private int newPosition;
-
- private Object value;
-
- public CDOMoveFeatureDeltaImpl(EStructuralFeature feature, int newPosition, int oldPosition)
- {
- super(feature);
- this.newPosition = newPosition;
- this.oldPosition = oldPosition;
- value = UNKNOWN_VALUE;
- }
-
- public CDOMoveFeatureDeltaImpl(CDODataInput in, EClass eClass) throws IOException
- {
- super(in, eClass);
- newPosition = in.readInt();
- oldPosition = in.readInt();
- value = UNKNOWN_VALUE;
- }
-
- @Override
- public void write(CDODataOutput out, EClass eClass) throws IOException
- {
- super.write(out, eClass);
- out.writeInt(newPosition);
- out.writeInt(oldPosition);
- }
-
- public int getNewPosition()
- {
- return newPosition;
- }
-
- public int getOldPosition()
- {
- return oldPosition;
- }
-
- public Type getType()
- {
- return Type.MOVE;
- }
-
- public Object getValue()
- {
- return value;
- }
-
- public void setValue(Object value)
- {
- this.value = value;
- }
-
- public void setOldPosition(int oldPosition)
- {
- this.oldPosition = oldPosition;
- }
-
- public void setNewPosition(int newPosition)
- {
- this.newPosition = newPosition;
- }
-
- public CDOFeatureDelta copy()
- {
- CDOFeatureDelta copy = new CDOMoveFeatureDeltaImpl(getFeature(), newPosition, oldPosition);
- ((CDOMoveFeatureDeltaImpl)copy).setValue(getValue());
- return copy;
- }
-
- public void apply(CDORevision revision)
- {
- ((InternalCDORevision)revision).getList(getFeature()).move(newPosition, oldPosition);
- }
-
- public void affectIndices(ListTargetAdding[] source, int[] indices)
- {
- if (oldPosition < newPosition)
- {
- for (int i = 1; i <= indices[0]; i++)
- {
- if (oldPosition < indices[i] && indices[i] <= newPosition)
- {
- --indices[i];
- }
- else if (indices[i] == oldPosition)
- {
- indices[i] = newPosition;
- }
- }
- }
- else if (newPosition < oldPosition)
- {
- for (int i = 1; i <= indices[0]; i++)
- {
- if (newPosition <= indices[i] && indices[i] < oldPosition)
- {
- ++indices[i];
- }
- else if (indices[i] == oldPosition)
- {
- indices[i] = newPosition;
- }
- }
- }
- }
-
- public void accept(CDOFeatureDeltaVisitor visitor)
- {
- visitor.visit(this);
- }
-
- public void adjustAfterAddition(int index)
- {
- if (index <= oldPosition)
- {
- ++oldPosition;
- }
-
- if (index <= newPosition)
- {
- ++newPosition;
- }
- }
-
- public void adjustAfterRemoval(int index)
- {
- if (index < oldPosition && oldPosition > 0)
- {
- --oldPosition;
- }
-
- // Index fix for moves from left to right.
- if (oldPosition < newPosition)
- {
- --index;
- }
-
- if (index < newPosition && newPosition > 0)
- {
- --newPosition;
- }
- }
-
- @Override
- public boolean adjustReferences(CDOReferenceAdjuster adjuster)
- {
- return false;
- }
-
- @Override
- public boolean isStructurallyEqual(Object obj)
- {
- if (!super.isStructurallyEqual(obj))
- {
- return false;
- }
-
- CDOMoveFeatureDelta that = (CDOMoveFeatureDelta)obj;
- return oldPosition == that.getOldPosition() && newPosition == that.getNewPosition();
- }
-
- @Override
- protected String toStringAdditional()
- {
- return MessageFormat.format("from={0}, to={1}, value={2}", oldPosition, newPosition, value);
- }
-
-}
+/* + * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Simon McDuff - initial API and implementation + * Eike Stepper - maintenance + */ +package org.eclipse.emf.cdo.internal.common.revision.delta; + +import org.eclipse.emf.cdo.common.protocol.CDODataInput; +import org.eclipse.emf.cdo.common.protocol.CDODataOutput; +import org.eclipse.emf.cdo.common.revision.CDORevision; +import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDelta; +import org.eclipse.emf.cdo.common.revision.delta.CDOFeatureDeltaVisitor; +import org.eclipse.emf.cdo.common.revision.delta.CDOMoveFeatureDelta; +import org.eclipse.emf.cdo.spi.common.revision.CDOReferenceAdjuster; +import org.eclipse.emf.cdo.spi.common.revision.InternalCDOFeatureDelta.ListIndexAffecting; +import org.eclipse.emf.cdo.spi.common.revision.InternalCDOFeatureDelta.WithIndex; +import org.eclipse.emf.cdo.spi.common.revision.InternalCDORevision; + +import org.eclipse.emf.ecore.EClass; +import org.eclipse.emf.ecore.EStructuralFeature; + +import java.io.IOException; +import java.text.MessageFormat; + +/** + * @author Simon McDuff + */ +public class CDOMoveFeatureDeltaImpl extends CDOFeatureDeltaImpl implements CDOMoveFeatureDelta, ListIndexAffecting, + WithIndex +{ + private int oldPosition; + + private int newPosition; + + private Object value; + + public CDOMoveFeatureDeltaImpl(EStructuralFeature feature, int newPosition, int oldPosition) + { + super(feature); + this.newPosition = newPosition; + this.oldPosition = oldPosition; + value = UNKNOWN_VALUE; + } + + public CDOMoveFeatureDeltaImpl(CDODataInput in, EClass eClass) throws IOException + { + super(in, eClass); + newPosition = in.readInt(); + oldPosition = in.readInt(); + value = UNKNOWN_VALUE; + } + + @Override + public void write(CDODataOutput out, EClass eClass) throws IOException + { + super.write(out, eClass); + out.writeInt(newPosition); + out.writeInt(oldPosition); + } + + public int getNewPosition() + { + return newPosition; + } + + public int getOldPosition() + { + return oldPosition; + } + + public Type getType() + { + return Type.MOVE; + } + + public Object getValue() + { + return value; + } + + public void setValue(Object value) + { + this.value = value; + } + + public void setOldPosition(int oldPosition) + { + this.oldPosition = oldPosition; + } + + public void setNewPosition(int newPosition) + { + this.newPosition = newPosition; + } + + public CDOFeatureDelta copy() + { + CDOFeatureDelta copy = new CDOMoveFeatureDeltaImpl(getFeature(), newPosition, oldPosition); + ((CDOMoveFeatureDeltaImpl)copy).setValue(getValue()); + return copy; + } + + public void apply(CDORevision revision) + { + ((InternalCDORevision)revision).getList(getFeature()).move(newPosition, oldPosition); + } + + public void affectIndices(ListTargetAdding[] source, int[] indices) + { + if (oldPosition < newPosition) + { + for (int i = 1; i <= indices[0]; i++) + { + if (oldPosition < indices[i] && indices[i] <= newPosition) + { + --indices[i]; + } + else if (indices[i] == oldPosition) + { + indices[i] = newPosition; + } + } + } + else if (newPosition < oldPosition) + { + for (int i = 1; i <= indices[0]; i++) + { + if (newPosition <= indices[i] && indices[i] < oldPosition) + { + ++indices[i]; + } + else if (indices[i] == oldPosition) + { + indices[i] = newPosition; + } + } + } + } + + public void accept(CDOFeatureDeltaVisitor visitor) + { + visitor.visit(this); + } + + public void adjustAfterAddition(int index) + { + if (index <= oldPosition) + { + ++oldPosition; + } + + if (index <= newPosition) + { + ++newPosition; + } + } + + public void adjustAfterRemoval(int index) + { + if (index < oldPosition && oldPosition > 0) + { + --oldPosition; + } + + // Index fix for moves from left to right. + if (oldPosition < newPosition) + { + --index; + } + + if (index < newPosition && newPosition > 0) + { + --newPosition; + } + } + + @Override + public boolean adjustReferences(CDOReferenceAdjuster adjuster) + { + return false; + } + + @Override + public boolean isStructurallyEqual(Object obj) + { + if (!super.isStructurallyEqual(obj)) + { + return false; + } + + CDOMoveFeatureDelta that = (CDOMoveFeatureDelta)obj; + return oldPosition == that.getOldPosition() && newPosition == that.getNewPosition(); + } + + @Override + protected String toStringAdditional() + { + return MessageFormat.format("from={0}, to={1}, value={2}", oldPosition, newPosition, value); + } + +} |