Adding pick maintenance program source code.

2020-06-05 18:05:08 -04:00
parent d9cb000390
commit f77d8a486e
12 changed files with 3292 additions and 1 deletions
@@ -0,0 +1,49 @@
+package pickMaint;
+
+public class LoomDSKey {
+	
+	private final int DATE;
+	private final int SHIFT;
+	private final int LOOM;
+	private final int WEAVER;
+	private final String TYPE;
+	
+	public LoomDSKey(int date, int shift, int loom, int weaver, String type){
+		this.DATE = date;
+		this.SHIFT = shift;
+		this.LOOM =  loom;
+		this.WEAVER = weaver;
+		this.TYPE = type;
+	}
+	
+	public String toString(){
+		return DATE + "-" + SHIFT + "-" + LOOM + "-" + WEAVER + "-" + TYPE;		
+	}
+	
+	/**
+	 * All 5 components of the composite key must be equal
+	 */
+	@Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof LoomDSKey)) return false;
+        LoomDSKey key = (LoomDSKey) o;
+        return DATE == key.DATE &&
+        		SHIFT == key.SHIFT &&
+        		LOOM == key.LOOM &&
+        		WEAVER == key.WEAVER &&
+        		TYPE.equalsIgnoreCase(key.TYPE);
+    }
+	
+	/**
+	 * Obviously not a perfect hash; although I suspect collisions will be rare in our use case.
+	 */
+	@Override
+    public int hashCode() {
+        int hash = DATE * SHIFT;
+        hash = hash + LOOM;
+        hash = hash * (WEAVER / 2);
+        hash = hash + TYPE.hashCode();
+        return hash;
+    }
+}