114 lines
2.5 KiB
Java
114 lines
2.5 KiB
Java
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package net.filebot.format;
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import static net.filebot.util.ExceptionUtilities.*;
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import java.lang.reflect.Method;
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import java.util.AbstractMap;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.TreeMap;
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/*
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* Used to create a map view of the properties of an Object
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*/
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public class PropertyBindings extends AbstractMap<String, Object> {
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private final Object object;
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private final Map<String, Object> properties = new TreeMap<String, Object>(String.CASE_INSENSITIVE_ORDER);
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public PropertyBindings(Object object) {
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this.object = object;
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// get method bindings
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for (Method method : object.getClass().getMethods()) {
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if (method.getReturnType() != void.class && method.getParameterTypes().length == 0 && !method.getDeclaringClass().getName().startsWith("java")) {
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// normal properties
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if (method.getName().length() > 3 && method.getName().substring(0, 3).equalsIgnoreCase("get")) {
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properties.put(method.getName().substring(3), method);
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}
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// boolean properties
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if (method.getName().length() > 2 && method.getName().substring(0, 2).equalsIgnoreCase("is")) {
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properties.put(method.getName().substring(2), method);
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}
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}
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}
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}
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@Override
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public Object get(Object key) {
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Object value = properties.get(key);
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// evaluate method
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if (value instanceof Method) {
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try {
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value = ((Method) value).invoke(object);
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} catch (Exception e) {
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throw new BindingException(key, getRootCauseMessage(e), e);
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}
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}
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return value;
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}
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@Override
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public Object put(String key, Object value) {
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return properties.put(key, value);
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}
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@Override
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public Object remove(Object key) {
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return properties.remove(key);
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}
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@Override
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public boolean containsKey(Object key) {
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return properties.containsKey(key);
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}
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@Override
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public Set<String> keySet() {
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return properties.keySet();
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}
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@Override
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public boolean isEmpty() {
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return properties.isEmpty();
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}
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@Override
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public String toString() {
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return properties.toString();
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}
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@Override
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public Set<Entry<String, Object>> entrySet() {
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Set<Entry<String, Object>> entrySet = new HashSet<Entry<String, Object>>();
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for (final String key : keySet()) {
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entrySet.add(new Entry<String, Object>() {
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@Override
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public String getKey() {
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return key;
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}
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@Override
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public Object getValue() {
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return get(key);
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}
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@Override
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public Object setValue(Object value) {
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return put(key, value);
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}
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});
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}
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return entrySet;
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}
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}
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