| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.sis.metadata.iso.content; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import javax.xml.bind.annotation.XmlType; |
| import javax.xml.bind.annotation.XmlSeeAlso; |
| import javax.xml.bind.annotation.XmlElement; |
| import javax.xml.bind.annotation.XmlRootElement; |
| import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter; |
| import org.opengis.metadata.Identifier; |
| import org.opengis.metadata.content.AttributeGroup; |
| import org.opengis.metadata.content.CoverageContentType; |
| import org.opengis.metadata.content.CoverageDescription; |
| import org.opengis.metadata.content.ImageDescription; |
| import org.opengis.metadata.content.RangeDimension; |
| import org.opengis.metadata.content.RangeElementDescription; |
| import org.opengis.util.RecordType; |
| import org.apache.sis.internal.util.CollectionsExt; |
| import org.apache.sis.internal.xml.LegacyNamespaces; |
| import org.apache.sis.internal.metadata.Dependencies; |
| import org.apache.sis.internal.metadata.legacy.LegacyPropertyAdapter; |
| import org.apache.sis.internal.jaxb.FilterByVersion; |
| import org.apache.sis.internal.jaxb.metadata.MD_Identifier; |
| |
| import static org.apache.sis.internal.metadata.MetadataUtilities.valueIfDefined; |
| |
| |
| /** |
| * Information about the content of a grid data cell. |
| * The following property is mandatory in a well-formed metadata according ISO 19115: |
| * |
| * <div class="preformat">{@code MD_CoverageDescription} |
| * {@code └─attributeDescription……} Description of the attribute described by the measurement value.</div> |
| * |
| * <p><b>Limitations:</b></p> |
| * <ul> |
| * <li>Instances of this class are not synchronized for multi-threading. |
| * Synchronization, if needed, is caller's responsibility.</li> |
| * <li>Serialized objects of this class are not guaranteed to be compatible with future Apache SIS releases. |
| * Serialization support is appropriate for short term storage or RMI between applications running the |
| * same version of Apache SIS. For long term storage, use {@link org.apache.sis.xml.XML} instead.</li> |
| * </ul> |
| * |
| * @author Martin Desruisseaux (IRD, Geomatys) |
| * @author Touraïvane (IRD) |
| * @author Cédric Briançon (Geomatys) |
| * @author Cullen Rombach (Image Matters) |
| * @version 1.0 |
| * @since 0.3 |
| * @module |
| */ |
| @XmlType(name = "MD_CoverageDescription_Type", propOrder = { |
| "attributeDescription", |
| "processingLevelCode", // New in ISO 19115:2014 |
| "attributeGroup", // Ibid. |
| "contentType", // Legacy ISO 19115:2003 |
| "dimensions", // Ibid. |
| "rangeElementDescriptions" |
| }) |
| @XmlRootElement(name = "MD_CoverageDescription") |
| @XmlSeeAlso({ |
| DefaultImageDescription.class, |
| org.apache.sis.internal.jaxb.gmi.MI_CoverageDescription.class |
| }) |
| public class DefaultCoverageDescription extends AbstractContentInformation implements CoverageDescription { |
| /** |
| * Serial number for inter-operability with different versions. |
| */ |
| private static final long serialVersionUID = 2161065580202989466L; |
| |
| /** |
| * Description of the attribute described by the measurement value. |
| */ |
| private RecordType attributeDescription; |
| |
| /** |
| * Identifier for the level of processing that has been applied to the resource. |
| */ |
| private Identifier processingLevelCode; |
| |
| /** |
| * Information on attribute groups of the resource. |
| */ |
| private Collection<AttributeGroup> attributeGroups; |
| |
| /** |
| * Provides the description of the specific range elements of a coverage. |
| */ |
| private Collection<RangeElementDescription> rangeElementDescriptions; |
| |
| /** |
| * Constructs an empty coverage description. |
| */ |
| public DefaultCoverageDescription() { |
| } |
| |
| /** |
| * Constructs a new instance initialized with the values from the specified metadata object. |
| * This is a <cite>shallow</cite> copy constructor, since the other metadata contained in the |
| * given object are not recursively copied. |
| * |
| * @param object the metadata to copy values from, or {@code null} if none. |
| * |
| * @see #castOrCopy(CoverageDescription) |
| */ |
| public DefaultCoverageDescription(final CoverageDescription object) { |
| super(object); |
| if (object != null) { |
| attributeDescription = object.getAttributeDescription(); |
| processingLevelCode = object.getProcessingLevelCode(); |
| attributeGroups = copyCollection(object.getAttributeGroups(), AttributeGroup.class); |
| rangeElementDescriptions = copyCollection(object.getRangeElementDescriptions(), RangeElementDescription.class); |
| } |
| } |
| |
| /** |
| * Returns a SIS metadata implementation with the values of the given arbitrary implementation. |
| * This method performs the first applicable action in the following choices: |
| * |
| * <ul> |
| * <li>If the given object is {@code null}, then this method returns {@code null}.</li> |
| * <li>Otherwise if the given object is an instance of {@link ImageDescription}, then this |
| * method delegates to the {@code castOrCopy(…)} method of the corresponding SIS subclass.</li> |
| * <li>Otherwise if the given object is already an instance of |
| * {@code DefaultCoverageDescription}, then it is returned unchanged.</li> |
| * <li>Otherwise a new {@code DefaultCoverageDescription} instance is created using the |
| * {@linkplain #DefaultCoverageDescription(CoverageDescription) copy constructor} |
| * and returned. Note that this is a <cite>shallow</cite> copy operation, since the other |
| * metadata contained in the given object are not recursively copied.</li> |
| * </ul> |
| * |
| * @param object the object to get as a SIS implementation, or {@code null} if none. |
| * @return a SIS implementation containing the values of the given object (may be the |
| * given object itself), or {@code null} if the argument was null. |
| */ |
| public static DefaultCoverageDescription castOrCopy(final CoverageDescription object) { |
| if (object instanceof ImageDescription) { |
| return DefaultImageDescription.castOrCopy((ImageDescription) object); |
| } |
| // Intentionally tested after the sub-interfaces. |
| if (object == null || object instanceof DefaultCoverageDescription) { |
| return (DefaultCoverageDescription) object; |
| } |
| return new DefaultCoverageDescription(object); |
| } |
| |
| /** |
| * Returns the description of the attribute described by the measurement value. |
| * |
| * @return description of the attribute. |
| */ |
| @Override |
| @XmlElement(name = "attributeDescription", required = true) |
| public RecordType getAttributeDescription() { |
| return attributeDescription; |
| } |
| |
| /** |
| * Sets the description of the attribute described by the measurement value. |
| * |
| * @param newValue the new attribute description. |
| */ |
| public void setAttributeDescription(final RecordType newValue) { |
| checkWritePermission(attributeDescription); |
| attributeDescription = newValue; |
| } |
| |
| /** |
| * Returns an identifier for the level of processing that has been applied to the resource, or {@code null} if none. |
| * For {@linkplain DefaultImageDescription image descriptions}, this is the image distributor's code that identifies |
| * the level of radiometric and geometric processing that has been applied. |
| * |
| * @return identifier for the level of processing that has been applied to the resource, or {@code null} if none. |
| * |
| * @since 0.5 |
| */ |
| @Override |
| @XmlElement(name = "processingLevelCode") |
| @XmlJavaTypeAdapter(MD_Identifier.Since2014.class) |
| public Identifier getProcessingLevelCode() { |
| return processingLevelCode; |
| } |
| |
| /** |
| * Sets the identifier for the level of processing that has been applied to the resource. |
| * |
| * @param newValue the new identifier for the level of processing. |
| * |
| * @since 0.5 |
| */ |
| public void setProcessingLevelCode(final Identifier newValue) { |
| checkWritePermission(processingLevelCode); |
| processingLevelCode = newValue; |
| } |
| |
| /** |
| * Returns information on attribute groups of the resource. |
| * |
| * @return information on attribute groups of the resource. |
| * |
| * @since 0.5 |
| */ |
| @Override |
| // @XmlElement at the end of this class. |
| public Collection<AttributeGroup> getAttributeGroups() { |
| return attributeGroups = nonNullCollection(attributeGroups, AttributeGroup.class); |
| } |
| |
| /** |
| * Sets information on attribute groups of the resource. |
| * |
| * @param newValues the new information on attribute groups of the resource. |
| * |
| * @since 0.5 |
| */ |
| public void setAttributeGroups(final Collection<? extends AttributeGroup> newValues) { |
| attributeGroups = writeCollection(newValues, attributeGroups, AttributeGroup.class); |
| } |
| |
| /** |
| * Returns the type of information represented by the cell value. |
| * This method fetches the value from the {@linkplain #getAttributeGroups() attribute groups}. |
| * |
| * @return type of information represented by the cell value, or {@code null}. |
| * |
| * @deprecated As of ISO 19115:2014, moved to {@link DefaultAttributeGroup#getContentTypes()}. |
| */ |
| @Override |
| @Deprecated |
| @Dependencies("getAttributeGroups") |
| @XmlElement(name = "contentType", namespace = LegacyNamespaces.GMD) |
| public CoverageContentType getContentType() { |
| CoverageContentType type = null; |
| if (FilterByVersion.LEGACY_METADATA.accept()) { |
| final Collection<AttributeGroup> groups = getAttributeGroups(); |
| if (groups != null) { // May be null on marshalling. |
| for (final AttributeGroup g : groups) { |
| final Collection<? extends CoverageContentType> contentTypes = g.getContentTypes(); |
| if (contentTypes != null) { // May be null on marshalling. |
| for (final CoverageContentType t : contentTypes) { |
| if (type == null) { |
| type = t; |
| } else { |
| LegacyPropertyAdapter.warnIgnoredExtraneous(CoverageContentType.class, |
| DefaultCoverageDescription.class, "getContentType"); |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |
| return type; |
| } |
| |
| /** |
| * Sets the type of information represented by the cell value. |
| * This method stores the value in the first writable {@linkplain #getAttributeGroups() attribute groups}. |
| * |
| * @param newValue the new content type. |
| * |
| * @deprecated As of ISO 19115:2014, moved to {@link DefaultAttributeGroup#setContentTypes(Collection)}. |
| */ |
| @Deprecated |
| public void setContentType(final CoverageContentType newValue) { |
| checkWritePermission(valueIfDefined(attributeGroups)); |
| final Collection<CoverageContentType> newValues = CollectionsExt.singletonOrEmpty(newValue); |
| Collection<AttributeGroup> groups = attributeGroups; |
| if (groups != null) { |
| for (final AttributeGroup group : groups) { |
| if (group instanceof DefaultAttributeGroup) { |
| ((DefaultAttributeGroup) group).setContentTypes(newValues); |
| return; |
| } |
| } |
| } |
| final DefaultAttributeGroup group = new DefaultAttributeGroup(); |
| group.setContentTypes(newValues); |
| if (groups != null) { |
| groups.add(group); |
| } else { |
| groups = Collections.singleton(group); |
| } |
| setAttributeGroups(groups); |
| } |
| |
| /** |
| * Returns the information on the dimensions of the cell measurement value. |
| * This method fetches the values from the first {@linkplain #getAttributeGroups() attribute groups}. |
| * |
| * @return dimensions of the cell measurement value. |
| * |
| * @deprecated As of ISO 19115:2014, moved to {@link DefaultAttributeGroup#getAttributes()}. |
| */ |
| @Override |
| @Deprecated |
| @Dependencies("getAttributeGroups") |
| @XmlElement(name = "dimension", namespace = LegacyNamespaces.GMD) |
| public final Collection<RangeDimension> getDimensions() { |
| if (!FilterByVersion.LEGACY_METADATA.accept()) return null; |
| return new LegacyPropertyAdapter<RangeDimension,AttributeGroup>(getAttributeGroups()) { |
| /** Stores a legacy value into the new kind of value. */ |
| @Override protected AttributeGroup wrap(final RangeDimension value) { |
| final DefaultAttributeGroup container = new DefaultAttributeGroup(); |
| container.setAttributes(CollectionsExt.singletonOrEmpty(value)); |
| return container; |
| } |
| |
| /** Extracts the legacy value from the new kind of value. */ |
| @Override protected RangeDimension unwrap(final AttributeGroup container) { |
| return getSingleton(container.getAttributes(), RangeDimension.class, |
| this, DefaultCoverageDescription.class, "getDimensions"); |
| } |
| |
| /** Updates the legacy value in an existing instance of the new kind of value. */ |
| @Override protected boolean update(final AttributeGroup container, final RangeDimension value) { |
| if (container instanceof DefaultAttributeGroup) { |
| ((DefaultAttributeGroup) container).setAttributes(CollectionsExt.singletonOrEmpty(value)); |
| return true; |
| } |
| return false; |
| } |
| }.validOrNull(); |
| } |
| |
| /** |
| * Sets the information on the dimensions of the cell measurement value. |
| * This method stores the values in the {@linkplain #getAttributeGroups() attribute groups}. |
| * |
| * @param newValues the new dimensions. |
| * |
| * @deprecated As of ISO 19115:2014, moved to {@link DefaultAttributeGroup#setAttributes(Collection)}. |
| */ |
| @Deprecated |
| public void setDimensions(final Collection<? extends RangeDimension> newValues) { |
| checkWritePermission(valueIfDefined(attributeGroups)); |
| ((LegacyPropertyAdapter<RangeDimension,?>) getDimensions()).setValues(newValues); |
| } |
| |
| /** |
| * Provides the description of the specific range elements of a coverage. |
| * |
| * @return description of the specific range elements of a coverage. |
| */ |
| @Override |
| @XmlElement(name = "rangeElementDescription") |
| public Collection<RangeElementDescription> getRangeElementDescriptions() { |
| return rangeElementDescriptions = nonNullCollection(rangeElementDescriptions, RangeElementDescription.class); |
| } |
| |
| /** |
| * Sets the description of the specific range elements of a coverage. |
| * |
| * @param newValues the new range element description. |
| */ |
| public void setRangeElementDescriptions(final Collection<? extends RangeElementDescription> newValues) { |
| rangeElementDescriptions = writeCollection(newValues, rangeElementDescriptions, RangeElementDescription.class); |
| } |
| |
| |
| |
| |
| ////////////////////////////////////////////////////////////////////////////////////////////////// |
| //////// //////// |
| //////// XML support with JAXB //////// |
| //////// //////// |
| //////// The following methods are invoked by JAXB using reflection (even if //////// |
| //////// they are private) or are helpers for other methods invoked by JAXB. //////// |
| //////// Those methods can be safely removed if Geographic Markup Language //////// |
| //////// (GML) support is not needed. //////// |
| //////// //////// |
| ////////////////////////////////////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Invoked by JAXB at both marshalling and unmarshalling time. |
| * This attribute has been added by ISO 19115:2014 standard. |
| * If (and only if) marshalling an older standard version, we omit this attribute. |
| */ |
| @XmlElement(name = "attributeGroup") |
| private Collection<AttributeGroup> getAttributeGroup() { |
| return FilterByVersion.CURRENT_METADATA.accept() ? getAttributeGroups() : null; |
| } |
| } |