Add Value for implementing custom type variables

BauSystem_Main/src/de/steamwar/bausystem/features/script/variables/Value.java

@@ -0,0 +1,130 @@
+package de.steamwar.bausystem.features.script.variables;
+
+import lombok.AllArgsConstructor;
+
+public interface Value {
+    long asLong();
+    boolean asBoolean();
+    String asString();
+
+    void fromLong(long value);
+    void fromBoolean(boolean value);
+    void fromString(String value);
+
+    @AllArgsConstructor
+    class LongValue implements Value {
+
+        private long value;
+
+        @Override
+        public long asLong() {
+            return value;
+        }
+
+        @Override
+        public boolean asBoolean() {
+            return value != 0;
+        }
+
+        @Override
+        public String asString() {
+            return value + "";
+        }
+
+        @Override
+        public void fromLong(long value) {
+            this.value = value;
+        }
+
+        @Override
+        public void fromBoolean(boolean value) {
+            this.value = value ? 1 : 0;
+        }
+
+        @Override
+        public void fromString(String value) {
+            try {
+                this.value = Long.parseLong(value);
+            } catch (NumberFormatException e) {
+                this.value = 0;
+            }
+        }
+    }
+
+    @AllArgsConstructor
+    class BooleanValue implements Value {
+
+        private boolean value;
+
+        @Override
+        public long asLong() {
+            return value ? 1 : 0;
+        }
+
+        @Override
+        public boolean asBoolean() {
+            return value;
+        }
+
+        @Override
+        public String asString() {
+            return value + "";
+        }
+
+        @Override
+        public void fromLong(long value) {
+            this.value = value != 0;
+        }
+
+        @Override
+        public void fromBoolean(boolean value) {
+            this.value = value;
+        }
+
+        @Override
+        public void fromString(String value) {
+            this.value = value.equalsIgnoreCase("true") || value.equalsIgnoreCase("yes");
+        }
+    }
+
+    @AllArgsConstructor
+    class StringValue implements Value {
+
+        private String value;
+
+        @Override
+        public long asLong() {
+            try {
+                return Long.parseLong(value);
+            } catch (NumberFormatException e) {
+                return 0;
+            }
+        }
+
+        @Override
+        public boolean asBoolean() {
+            return value.equalsIgnoreCase("true") || value.equalsIgnoreCase("yes");
+        }
+
+        @Override
+        public String asString() {
+            return value;
+        }
+
+        @Override
+        public void fromLong(long value) {
+            this.value = value + "";
+        }
+
+        @Override
+        public void fromBoolean(boolean value) {
+            this.value = value + "";
+        }
+
+        @Override
+        public void fromString(String value) {
+            this.value = value;
+        }
+    }
+
+}