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package es.webbeta.serializer; |
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import es.webbeta.serializer.base.MetadataProperty; |
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import es.webbeta.serializer.base.MetadataAccessor; |
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import es.webbeta.serializer.base.ParentFieldData; |
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import es.webbeta.serializer.base.SerializerMetadataProvider; |
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import es.webbeta.serializer.metadata.*; |
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import es.webbeta.serializer.type.FieldAccessType; |
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import org.yaml.snakeyaml.Yaml; |
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import java.util.*; |
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public class SerializerYamlMetadataProvider implements SerializerMetadataProvider { |
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private MetadataAccessor metadataAccessor; |
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private Map<String, Metadata> metadatas; |
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public SerializerYamlMetadataProvider(MetadataAccessor metadataAccessor) { |
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this.metadataAccessor = metadataAccessor; |
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metadatas = new HashMap<>(); |
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} |
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private void initializeMetadata(Class<?> klass) { |
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if (metadatas.containsKey(klass.getCanonicalName())) |
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return; |
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Yaml yaml = new Yaml(); |
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if (!metadataAccessor.hasMetadata(klass)) { |
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putNullMetadata(klass); |
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return; |
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} |
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String yamlFileContents = metadataAccessor.getMetadataContent(klass); |
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Metadata metadata = MetadataConstructor.build(yaml.loadAs(yamlFileContents, Map.class)); |
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if (metadata == null || !metadata.appliesTo(klass.getCanonicalName())) { |
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putNullMetadata(klass); |
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return; |
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} |
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this.metadatas.put(klass.getCanonicalName(), metadata); |
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} |
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private void putNullMetadata(Class<?> klass) { |
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this.metadatas.put(klass.getCanonicalName(), null); |
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} |
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private Boolean containsMetadata(Class<?> klass) { |
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return metadatas.containsKey(klass.getCanonicalName()) && |
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metadatas.get(klass.getCanonicalName()) != null; |
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} |
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private Metadata getMetadata(Class<?> klass) { |
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return metadatas.get(klass.getCanonicalName()); |
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} |
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@Override |
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public Boolean canProvide(Class<?> klass) { |
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initializeMetadata(klass); |
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return metadataAccessor.hasMetadata(klass) && |
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containsMetadata(klass); |
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} |
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@Override |
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public String[] getPropertiesByGroup(Class<?> klass, ParentFieldData parentData, String... group) { |
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initializeMetadata(klass); |
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if (!containsMetadata(klass)) |
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return new String[0]; |
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List<String> properties = new ArrayList<>(); |
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Metadata metadata = getMetadata(klass); |
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if (metadata.hasProperties()) { |
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for (es.webbeta.serializer.metadata.MetadataProperty property : metadata.getProperties()) { |
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if (parentData != null && parentData.isRecursive(klass, property.getPropertyName())) |
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continue; |
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if (!property.hasGroups()) |
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continue; |
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if (property.appliesToGroups(Arrays.asList(group))) |
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properties.add(property.getPropertyName()); |
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} |
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} |
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if (metadata.hasVirtualProperties()) { |
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for (MetadataVirtualProperty property : metadata.getVirtualProperties()) { |
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if (parentData != null && parentData.isRecursive(klass, property.getPropertyName())) |
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continue; |
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if (!property.hasGroups()) |
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continue; |
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if (property.appliesToGroups(Arrays.asList(group))) |
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properties.add(property.getPropertyName()); |
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} |
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} |
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return properties.toArray(new String[0]); |
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} |
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@Override |
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public String[] getGroupsByFieldName(Class<?> klass, String fieldName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(fieldName); |
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return property.getGroups().toArray(new String[0]); |
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} |
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@Override |
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public Boolean hasAccessType(Class<?> klass) { |
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Metadata metadata = getMetadata(klass); |
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return metadata.hasAccessType(); |
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} |
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@Override |
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public FieldAccessType getAccessType(Class<?> klass) { |
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Metadata metadata = getMetadata(klass); |
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return metadata.getAccessType(); |
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} |
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@Override |
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public Boolean hasPropertyAccessType(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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return property.hasAccessType(); |
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} |
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@Override |
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public FieldAccessType getPropertyAccessType(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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return property.getAccessType(); |
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} |
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@Override |
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public String getPropertyCustomGetterName(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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MetadataPropertyAccessor accessor = property.getAccessor(); |
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if (accessor == null || !accessor.hasGetter()) |
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return null; |
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else |
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return accessor.getGetter(); |
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} |
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@Override |
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public Boolean hasPropertySerializedName(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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return property.hasSerializedName(); |
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} |
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@Override |
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public String getPropertySerializedName(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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return property.getSerializedName(); |
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} |
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@Override |
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public Boolean isVirtualProperty(Class<?> klass, String propertyName) { |
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Metadata metadata = getMetadata(klass); |
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MetadataProperty property = metadata.getMixedProperty(propertyName); |
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return property instanceof MetadataVirtualProperty; |
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} |
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} |
webbeta /
Serializer
