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Diffstat (limited to 'JPratt/src/main/java/bjc/pratt/tokens/StringToken.java')
-rw-r--r--JPratt/src/main/java/bjc/pratt/tokens/StringToken.java84
1 files changed, 84 insertions, 0 deletions
diff --git a/JPratt/src/main/java/bjc/pratt/tokens/StringToken.java b/JPratt/src/main/java/bjc/pratt/tokens/StringToken.java
new file mode 100644
index 0000000..2e75702
--- /dev/null
+++ b/JPratt/src/main/java/bjc/pratt/tokens/StringToken.java
@@ -0,0 +1,84 @@
+package bjc.pratt.tokens;
+
+import bjc.pratt.Token;
+
+/**
+ * Simple token implementation for strings.
+ *
+ * @author EVE
+ *
+ */
+public class StringToken implements Token<String, String> {
+ private String key;
+ private String val;
+
+ /**
+ * Create a new string token.
+ *
+ * @param ky
+ * The key for the token.
+ *
+ * @param vl
+ * The value for the token.
+ */
+ public StringToken(String ky, String vl) {
+ key = ky;
+ val = vl;
+ }
+
+ @Override
+ public String getKey() {
+ return key;
+ }
+
+ @Override
+ public String getValue() {
+ return val;
+ }
+
+ @Override
+ public int hashCode() {
+ final int prime = 31;
+
+ int result = 1;
+ result = prime * result + ((key == null) ? 0 : key.hashCode());
+ result = prime * result + ((val == null) ? 0 : val.hashCode());
+
+ return result;
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (obj == null)
+ return false;
+ if (!(obj instanceof StringToken))
+ return false;
+
+ StringToken other = (StringToken) obj;
+
+ if (key == null) {
+ if (other.key != null)
+ return false;
+ } else if (!key.equals(other.key))
+ return false;
+
+ if (val == null) {
+ if (other.val != null)
+ return false;
+ } else if (!val.equals(other.val))
+ return false;
+
+ return true;
+ }
+
+ @Override
+ public String toString() {
+ return String.format("StringToken [key='%s', val='%s']", key, val);
+ }
+
+ public static StringToken litToken(String val) {
+ return new StringToken(val, val);
+ }
+}