feat: implemented field and method proxies

1 files changed, 119 insertions, 0 deletions

diff --git a/src/main/java/ftbsc/lll/proxies/AbstractProxy.java b/src/main/java/ftbsc/lll/proxies/AbstractProxy.java
new file mode 100644
index 0000000..8baf112
--- /dev/null
+++ b/src/main/java/ftbsc/lll/proxies/AbstractProxy.java
@@ -0,0 +1,119 @@
+package ftbsc.lll.proxies;
+
+/**
+ * Abstract proxy class, implementing common aspects
+ * of {@link MethodProxy} and {@link FieldProxy}.
+ * @since 0.3.0
+ */
+public abstract class AbstractProxy {
+
+	/**
+	 * The SRG name of the corresponding class member.
+	 */
+	private final String srgName;
+
+	/**
+	 * The fully qualified name (i.e. java.lang.String) of
+	 * the parent class.
+	 */
+	private final String parent;
+
+	/**
+	 * The modifiers of the member, as a packed int.
+	 * @see java.lang.reflect.Modifier
+	 */
+	private final int modifiers;
+
+	/**
+	 * @return the SRG name of the item
+	 */
+	public String getSrgName() {
+		return this.srgName;
+	}
+
+	/**
+	 * @return the modifiers of the member, as a packed int
+	 * @see java.lang.reflect.Modifier
+	 */
+	public int getModifiers() {
+		return this.modifiers;
+	}
+
+	/**
+	 * @return the fully qualified name of the parent class
+	 */
+	public String getParent() {
+		return this.parent;
+	}
+
+	/**
+	 * @return the descriptor of the member
+	 */
+	public abstract String getDescriptor();
+
+	/**
+	 * The private constructor, should be called by all classes extending this in theirs.
+	 * @param srgName the SRG name of the member
+	 * @param modifiers the modifiers, as a packed int
+	 * @param parent the FQN of the parent class
+	 */
+	protected AbstractProxy(String srgName, int modifiers, String parent) {
+		this.srgName = srgName;
+		this.modifiers = modifiers;
+		this.parent = parent;
+	}
+
+	/**
+	 * A Builder for the generic proxy.
+	 * @param <T> the type of proxy
+	 */
+	public abstract static class Builder<T extends AbstractProxy> {
+
+		/**
+		 * The SRG name of the member.
+		 */
+		protected final String srgName;
+
+		/**
+		 * The modifiers of the member, as a packed int.
+		 */
+		protected int modifiers;
+
+		/**
+		 * The fully qualified name of the parent.
+		 */
+		protected String parent;
+
+		/**
+		 * The constructor.
+		 * @param srgName the SRG name of the member
+		 */
+		protected Builder(String srgName) {
+			this.srgName = srgName;
+			this.modifiers = 0;
+		}
+
+		/**
+		 * @param parentFQN the fully qualified name of the parent
+		 * @return the current state of the builder
+		 */
+		public Builder<T> setParent(String parentFQN) {
+			this.parent = parentFQN;
+			return this;
+		}
+
+		/**
+		 * @param newModifier the modifier to add
+		 * @return the current state of the builder
+		 */
+		public Builder<T> addModifier(int newModifier) {
+			this.modifiers |= newModifier;
+			return this;
+		}
+
+		/**
+		 * @return the built proxy object
+		 */
+		public abstract T build();
+	}
+}