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@ -15,9 +15,12 @@
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package com.jayway.jsonpath.spi.impl; |
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import com.jayway.jsonpath.spi.JsonProvider; |
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import org.apache.commons.lang3.SerializationUtils; |
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import java.io.Serializable; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.List; |
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import java.util.Map; |
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@ -32,67 +35,111 @@ public abstract class AbstractJsonProvider implements JsonProvider {
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} |
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/** |
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* checks if object is <code>instanceof</code> <code>java.util.List</code> or <code>java.util.Map</code> |
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* checks if object is a map or an array |
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* |
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* @param obj object to check |
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* @return true if List or Map |
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* @return true if obj is a map or an array |
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*/ |
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public boolean isContainer(Object obj) { |
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return (isList(obj) || isMap(obj)); |
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return (isArray(obj) || isMap(obj)); |
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} |
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/** |
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* checks if object is <code>instanceof</code> <code>java.util.List</code> |
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* checks if object is an array |
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* |
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* @param obj object to check |
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* @return true if List |
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* @return true if obj is an array |
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*/ |
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public boolean isList(Object obj) { |
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public boolean isArray(Object obj) { |
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return (obj instanceof List); |
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} |
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/** |
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* Converts give object to a List |
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* Extracts a value from an object or array |
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* |
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* @param list object to convert |
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* @return object as list |
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* @param obj an array or an object |
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* @param key a String key or a numerical index |
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* @return the entry at the given key, i.e. obj[key] |
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*/ |
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@SuppressWarnings({"unchecked"}) |
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public List<Object> toList(Object list) { |
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return (List<Object>) list; |
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public Object getProperty(Object obj, Object key) { |
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if (isMap(obj)) |
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return ((Map) obj).get(key.toString()); |
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else{ |
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int index = key instanceof Integer? (Integer) key : Integer.parseInt(key.toString()); |
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return ((List) obj).get(index); |
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} |
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} |
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/** |
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* Sets a value in an object or array |
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* |
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* @param obj an array or an object |
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* @param key a String key or a numerical index |
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* @param value the value to set |
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*/ |
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public void setProperty(Object obj, Object key, Object value) { |
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if (isMap(obj)) |
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((Map) obj).put(key.toString(), value); |
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else{ |
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int index = key instanceof Integer? (Integer) key : Integer.parseInt(key.toString()); |
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((List) obj).add(index, value); |
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} |
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} |
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/** |
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* Converts given object to a Map |
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* checks if object is a map (i.e. no array) |
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* |
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* @param map object to convert |
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* @return object as map |
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* @param obj object to check |
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* @return true if the object is a map |
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*/ |
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@SuppressWarnings({"unchecked"}) |
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public Map<String, Object> toMap(Object map) { |
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return (Map<String, Object>) map; |
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public boolean isMap(Object obj) { |
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return (obj instanceof Map); |
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} |
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/** |
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* Extracts a value from a Map |
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* Returns the keys from the given object or the indexes from an array |
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* |
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* @param map map to read from |
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* @param key key to read |
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* @return value of key in map |
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* @param obj an array or an object |
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* @return the keys for an object or the indexes for an array |
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*/ |
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public Object getMapValue(Object map, String key) { |
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return toMap(map).get(key); |
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public Collection<String> getPropertyKeys(Object obj) { |
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if (isArray(obj)){ |
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List l = (List) obj; |
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List<String> keys = new ArrayList<String>(l.size()); |
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for (int i = 0; i < l.size(); i++){ |
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keys.add(String.valueOf(i)); |
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} |
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return keys; |
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} |
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else{ |
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return ((Map)obj).keySet(); |
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} |
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} |
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/** |
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* checks if object is <code>instanceof</code> <code>java.util.Map</code> |
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* Get the length of an array or object |
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* @param obj an array or an object |
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* @return the number of entries in the array or object |
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*/ |
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public int length(Object obj) { |
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if (isArray(obj)){ |
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return ((List)obj).size(); |
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} |
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return getPropertyKeys(obj).size(); |
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} |
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/** |
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* Converts given object to an {@link Iterable} |
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* |
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* @param obj object to check |
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* @return true if Map |
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* @param obj an array or an object |
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* @return the entries for an array or the values for a map |
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*/ |
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public boolean isMap(Object obj) { |
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return (obj instanceof Map); |
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public Iterable<Object> toIterable(Object obj) { |
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if (isArray(obj)) |
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return ((Iterable) obj); |
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else |
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return ((Map)obj).values(); |
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} |
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} |
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Jochen Berger
12 years ago