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comparison graal/com.oracle.truffle.api.object/src/com/oracle/truffle/api/object/DynamicObject.java @ 21652:5f3dda39d205

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Truffle: add DynamicObject#containsKey, make flags parameter optional, minor simplifications
author Andreas Woess <andreas.woess@oracle.com>
date Mon, 01 Jun 2015 12:55:56 +0200
parents 723142fed324
children
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21651:f4cd6b1c2efc 21652:5f3dda39d205
48 * @param key property identifier 48 * @param key property identifier
49 * @param value value to be set 49 * @param value value to be set
50 * @return {@code true} if successful or {@code false} if property not found 50 * @return {@code true} if successful or {@code false} if property not found
51 */ 51 */
52 public abstract boolean set(Object key, Object value); 52 public abstract boolean set(Object key, Object value);
53
54 /**
55 * Returns {@code true} if this object contains a property with the given key.
56 */
57 public final boolean containsKey(Object key) {
58 return getShape().getProperty(key) != null;
59 }
60
61 /**
62 * Define new property or redefine existing property.
63 *
64 * @param key property identifier
65 * @param value value to be set
66 */
67 public final void define(Object key, Object value) {
68 define(key, value, 0);
69 }
53 70
54 /** 71 /**
55 * Define new property or redefine existing property. 72 * Define new property or redefine existing property.
56 * 73 *
57 * @param key property identifier 74 * @param key property identifier