From 639e528462ec1653af89f67791bb4eb5bbca3d02 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Roland=20H=C3=A4der?= <roland@mxchange.org>
Date: Tue, 26 Apr 2016 13:59:34 +0200
Subject: [PATCH] Added methods for comparing cellphone, land-line and fax
 numbers

---
 src/org/mxchange/jphone/utils/PhoneUtils.java | 125 ++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 src/org/mxchange/jphone/utils/PhoneUtils.java

diff --git a/src/org/mxchange/jphone/utils/PhoneUtils.java b/src/org/mxchange/jphone/utils/PhoneUtils.java
new file mode 100644
index 0000000..94e28ed
--- /dev/null
+++ b/src/org/mxchange/jphone/utils/PhoneUtils.java
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2016 Roland Haeder
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.mxchange.jphone.utils;
+
+import java.io.Serializable;
+import java.util.Objects;
+import org.mxchange.jphone.phonenumbers.cellphone.DialableCellphoneNumber;
+import org.mxchange.jphone.phonenumbers.fax.DialableFaxNumber;
+import org.mxchange.jphone.phonenumbers.landline.DialableLandLineNumber;
+
+/**
+ *
+ * @author Roland Haeder<roland@mxchange.org>
+ */
+public class PhoneUtils implements Serializable {
+
+	/**
+	 * Serial number
+	 */
+	private static final long serialVersionUID = 183_598_328_176_450L;
+
+	/**
+	 * Checks if both are the same
+	 * <p>
+	 * @param cellphoneNumber Cellphone number 1
+	 * @param otherNumber Cellphone number 2
+	 * <p>
+	 * @return Whether both are the same number
+	 */
+	public static boolean isSameCellphoneNumber (final DialableCellphoneNumber cellphoneNumber, final DialableCellphoneNumber otherNumber) {
+		// Test object equality first
+		if (Objects.equals(cellphoneNumber, otherNumber)) {
+			// Both the same object (null/null or same object)
+			return true;
+		} else if (((null == cellphoneNumber) && (otherNumber instanceof DialableCellphoneNumber)) || ((null == otherNumber) && (cellphoneNumber instanceof DialableCellphoneNumber))) {
+			// One is null the other not
+			return false;
+		}
+
+		// Now compare deeper
+		@SuppressWarnings ("null")
+		boolean sameProvider = Objects.equals(cellphoneNumber.getCellphoneProvider(), otherNumber.getCellphoneProvider());
+		boolean sameNumber = Objects.equals(cellphoneNumber.getPhoneNumber(), otherNumber.getPhoneNumber());
+
+		// All are the same?
+		return (sameProvider && sameNumber);
+	}
+
+	/**
+	 * Checks if both are the same
+	 * <p>
+	 * @param faxNumber First fax number
+	 * @param otherNumber Second fax number
+	 * <p>
+	 * @return Whether both are the same
+	 */
+	public static boolean isSameFaxNumber (final DialableFaxNumber faxNumber, DialableFaxNumber otherNumber) {
+		// Test object equality first
+		if (Objects.equals(faxNumber, otherNumber)) {
+			// Both the same object (null/null or same object)
+			return true;
+		} else if (((null == faxNumber) && (otherNumber instanceof DialableFaxNumber)) || ((null == otherNumber) && (faxNumber instanceof DialableFaxNumber))) {
+			// One is null the other not
+			return false;
+		}
+
+		// Now compare deeper
+		@SuppressWarnings ("null")
+		boolean sameCountry = Objects.equals(faxNumber.getPhoneCountry(), otherNumber.getPhoneCountry());
+		boolean sameAreaCode = Objects.equals(faxNumber.getPhoneAreaCode(), otherNumber.getPhoneAreaCode());
+		boolean sameNumber = Objects.equals(faxNumber.getPhoneNumber(), otherNumber.getPhoneNumber());
+
+		// All are the same?
+		return (sameCountry && sameAreaCode && sameNumber);
+	}
+
+	/**
+	 * Checks if both are the same
+	 * <p>
+	 * @param landLineNumber First land-line number
+	 * @param otherNumber Second land-line number
+	 * <p>
+	 * @return Whether both are the same
+	 */
+	public static boolean isSameLandLineNumber (final DialableLandLineNumber landLineNumber, final DialableLandLineNumber otherNumber) {
+		// Test object equality first
+		if (Objects.equals(landLineNumber, otherNumber)) {
+			// Both the same object (null/null or same object)
+			return true;
+		} else if (((null == landLineNumber) && (otherNumber instanceof DialableLandLineNumber)) || ((null == otherNumber) && (landLineNumber instanceof DialableLandLineNumber))) {
+			// One is null the other not
+			return false;
+		}
+
+		// Now compare deeper
+		@SuppressWarnings ("null")
+		boolean sameCountry = Objects.equals(landLineNumber.getPhoneCountry(), otherNumber.getPhoneCountry());
+		boolean sameAreaCode = Objects.equals(landLineNumber.getPhoneAreaCode(), otherNumber.getPhoneAreaCode());
+		boolean sameNumber = Objects.equals(landLineNumber.getPhoneNumber(), otherNumber.getPhoneNumber());
+
+		// All are the same?
+		return (sameCountry && sameAreaCode && sameNumber);
+	}
+
+	/**
+	 * Private constructor for utility classes
+	 */
+	private PhoneUtils () {
+	}
+
+}
-- 
2.39.5