/*
* ModeShape (http://www.modeshape.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.modeshape.jcr;
import java.io.InputStream;
import java.math.BigDecimal;
import java.util.Calendar;
import javax.jcr.AccessDeniedException;
import javax.jcr.ItemNotFoundException;
import javax.jcr.Node;
import javax.jcr.PathNotFoundException;
import javax.jcr.PropertyType;
import javax.jcr.RepositoryException;
import javax.jcr.Value;
import javax.jcr.ValueFormatException;
import javax.jcr.lock.LockException;
import javax.jcr.nodetype.ConstraintViolationException;
import javax.jcr.version.VersionException;
import org.modeshape.common.annotation.NotThreadSafe;
import org.modeshape.jcr.value.BinaryValue;
import org.modeshape.jcr.value.Name;
import org.modeshape.jcr.value.Path;
import org.modeshape.jcr.value.Property;
/**
* ModeShape implementation of a {@link javax.jcr.Property JCR Property} with a single value.
*
* @see JcrMultiValueProperty
*/
@NotThreadSafe
final class JcrSingleValueProperty extends AbstractJcrProperty {
JcrSingleValueProperty( AbstractJcrNode node,
Name name,
int propertyType ) {
super(node, name, propertyType);
}
@Override
public boolean isMultiple() {
return false;
}
@Override
public boolean getBoolean() throws RepositoryException {
checkSession();
try {
return context().getValueFactories().getBooleanFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public Calendar getDate() throws RepositoryException {
checkSession();
try {
return context().getValueFactories().getDateFactory().create(property().getFirstValue()).toCalendar();
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public double getDouble() throws RepositoryException {
checkSession();
try {
return context().getValueFactories().getDoubleFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public BigDecimal getDecimal() throws ValueFormatException, RepositoryException {
checkSession();
try {
return context().getValueFactories().getDecimalFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public long getLength() throws RepositoryException {
checkSession();
return createValue(property().getFirstValue()).getLength();
}
@Override
public long[] getLengths() throws ValueFormatException {
throw new ValueFormatException(JcrI18n.invalidMethodForSingleValuedProperty.text());
}
@Override
public long getLong() throws RepositoryException {
checkSession();
try {
return context().getValueFactories().getLongFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public final Node getNode() throws ItemNotFoundException, ValueFormatException, RepositoryException {
checkSession();
Object value = property().getFirstValue();
return valueToNode(value);
}
@Override
public AbstractJcrProperty getProperty() throws ItemNotFoundException, ValueFormatException, RepositoryException {
checkSession();
Path path = null;
try {
// Convert this property to a PATH to a property ...
path = session().pathFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
// Find the parent node of the referenced property ...
AbstractJcrNode referencedNode = null;
try {
referencedNode = path.isAbsolute() ? session().node(path) :session().node(cachedNode(), path);
} catch (PathNotFoundException e) {
//expected by the TCK
throw new ItemNotFoundException(e.getMessage(), e);
}
// Now get the property from the referenced node ...
Name propertyName = path.getLastSegment().getName();
if (!referencedNode.hasProperty(propertyName)) {
String readablePath = path.getString(namespaces());
String workspaceName = session().workspaceName();
String msg = null;
if (path.isAbsolute()) {
msg = JcrI18n.pathNotFound.text(readablePath, workspaceName);
} else {
msg = JcrI18n.pathNotFoundRelativeTo.text(readablePath, getParent().getPath(), workspaceName);
}
throw new PathNotFoundException(msg);
}
return referencedNode.getProperty(propertyName);
}
@Override
public InputStream getStream() throws RepositoryException {
checkSession();
try {
BinaryValue binary = context().getValueFactories().getBinaryFactory().create(property().getFirstValue());
return binary.getStream();
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public javax.jcr.Binary getBinary() throws ValueFormatException, RepositoryException {
checkSession();
try {
return context().getValueFactories().getBinaryFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public String getString() throws RepositoryException {
checkSession();
try {
return context().getValueFactories().getStringFactory().create(property().getFirstValue());
} catch (org.modeshape.jcr.value.ValueFormatException e) {
throw new ValueFormatException(e.getMessage(), e);
}
}
@Override
public JcrValue getValue() throws RepositoryException {
checkSession();
return createValue(property().getFirstValue());
}
@Override
public void setValue( Value value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
checkSession();
checkForLock();
checkForCheckedOut();
JcrValue jcrValue = null;
if (value == null) {
// Then we're to delete the property ...
mutable().removeProperty(sessionCache(), name());
return;
}
if (value instanceof JcrValue) {
jcrValue = (JcrValue)value;
if (jcrValue.value() == null) {
throw new ValueFormatException(JcrI18n.valueMayNotContainNull.text(getName()));
}
// Force a conversion as per SetValueValueFormatExceptionTest in JR TCK
Object literal = jcrValue.asType(this.getType()).value();
Property newProp = session().propertyFactory().create(name(), literal);
mutable().setProperty(sessionCache(), newProp);
return;
}
// We have to convert from one Value implementation to ours ...
switch (value.getType()) {
case PropertyType.STRING:
setValue(value.getString());
break;
case PropertyType.BINARY:
setValue(value.getBinary());
break;
case PropertyType.BOOLEAN:
setValue(value.getBoolean());
break;
case PropertyType.DATE:
setValue(value.getDate());
break;
case PropertyType.DOUBLE:
setValue(value.getDouble());
break;
case PropertyType.DECIMAL:
setValue(value.getDecimal());
break;
case PropertyType.LONG:
setValue(value.getLong());
break;
case PropertyType.NAME:
setValue(value.getString());
break;
case PropertyType.PATH:
setValue(value.getString());
break;
case PropertyType.REFERENCE:
case PropertyType.WEAKREFERENCE:
case org.modeshape.jcr.api.PropertyType.SIMPLE_REFERENCE:
setValue(value.getString());
break;
default:
throw new RepositoryException(JcrI18n.invalidPropertyType.text(value.getType()));
}
}
protected void internalSetValue( JcrValue jcrValue )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
assert jcrValue != null;
if (jcrValue.value() == null) {
throw new ValueFormatException(JcrI18n.valueMayNotContainNull.text(getName()));
}
if (session.cache().isReadOnly()) {
//expected by the tck
throw new AccessDeniedException();
}
// Force a conversion as per SetValueValueFormatExceptionTest in JR TCK
Object literal = jcrValue.asType(this.getType()).value();
Property newProp = session().propertyFactory().create(name(), literal);
mutable().setProperty(sessionCache(), newProp);
}
@Override
public void setValue( String value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(value, PropertyType.STRING).asType(this.getType()));
}
@Override
public void setValue( InputStream value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(context().getValueFactories().getBinaryFactory().create(value), PropertyType.BINARY).asType(this.getType()));
}
@Override
public void setValue( long value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(value, PropertyType.LONG).asType(this.getType()));
}
@Override
public void setValue( double value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(value, PropertyType.DOUBLE).asType(this.getType()));
}
@Override
public void setValue( Calendar value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(context().getValueFactories().getDateFactory().create(value), PropertyType.DATE).asType(this.getType()));
}
@Override
public void setValue( boolean value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(value, PropertyType.BOOLEAN).asType(this.getType()));
}
@Override
public void setValue( Node value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
if (!value.isNodeType(JcrMixLexicon.REFERENCEABLE.getString(this.context().getNamespaceRegistry()))) {
throw new ValueFormatException(JcrI18n.nodeNotReferenceable.text());
}
AbstractJcrNode jcrNode = session.getNodeByIdentifier(value.getIdentifier());
if (!jcrNode.isInTheSameProcessAs(session.context().getProcessId())) {
throw new RepositoryException(JcrI18n.nodeNotInTheSameSession.text(jcrNode.path()));
}
JcrValue referenceValue = session().valueFactory().createValue(jcrNode);
internalSetValue(referenceValue.asType(this.getType()));
}
@Override
public void setValue( javax.jcr.Binary value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
// Get the Graph Binary object out of the value ...
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
BinaryValue binary = null;
if (value instanceof BinaryValue) {
binary = (BinaryValue)value;
} else {
// Otherwise, this isn't our instance, so copy the data ...
binary = context().getValueFactories().getBinaryFactory().create(value.getStream());
}
internalSetValue(createValue(binary, PropertyType.BINARY).asType(this.getType()));
}
@Override
public void setValue( BigDecimal value )
throws ValueFormatException, VersionException, LockException, ConstraintViolationException, RepositoryException {
if (value == null) {
this.remove();
return;
}
checkSession();
checkForLock();
checkForCheckedOut();
internalSetValue(createValue(value, PropertyType.DECIMAL).asType(this.getType()));
}
@Override
public JcrValue[] getValues() throws ValueFormatException {
throw new ValueFormatException(JcrI18n.invalidMethodForSingleValuedProperty.text());
}
@Override
public void setValue( Value[] values ) throws ValueFormatException {
throw new ValueFormatException(JcrI18n.invalidMethodForSingleValuedProperty.text());
}
@Override
public void setValue( String[] values ) throws ValueFormatException {
throw new ValueFormatException(JcrI18n.invalidMethodForSingleValuedProperty.text());
}
@Override
public <T> T getAs( Class<T> type ) throws ValueFormatException, RepositoryException {
if (type.isArray()) {
throw new ValueFormatException(JcrI18n.unableToConvertPropertyValueToType.text(getPath(), type.getSimpleName()));
}
return super.getAs(type, 0);
}
}