update to Java 11

.classpath

@@ -6,8 +6,9 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-11">
 		<attributes>
+			<attribute name="module" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>

.settings/org.eclipse.jdt.core.prefs

@@ -1,5 +1,11 @@
 eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
-org.eclipse.jdt.core.compiler.compliance=1.8
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=11
+org.eclipse.jdt.core.compiler.compliance=11
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
-org.eclipse.jdt.core.compiler.source=1.8
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=11

.travis.yml

@@ -3,7 +3,7 @@ sudo: false
 language: java
 
 jdk:
-- oraclejdk8
+- openjdk11
 
 branches:
   only:

pom.xml

@@ -25,7 +25,7 @@
 	</scm>
 
 	<properties>
-		<version.java>1.8</version.java>
+		<version.java>11</version.java>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<main.class>org.zephyrsoft.hibiscuswatcher.Starter</main.class>
 

src/main/java/org/zephyrsoft/hibiscuswatcher/model/Account.java

@@ -1,6 +1,7 @@
 package org.zephyrsoft.hibiscuswatcher.model;
 
 import java.math.BigDecimal;
+import java.math.RoundingMode;
 import java.text.DecimalFormat;
 import java.text.NumberFormat;
 import java.util.Iterator;
@@ -11,128 +12,128 @@
 
 /**
  * A bank account.
- * 
+ *
  * @author Mathis Dirksen-Thedens
  */
 public class Account implements Comparable<Account>, Iterable<Posting> {
-	
+
 	private static final int FRACTION_DIGITS = 2;
-	
+
 	private String name = "";
 	private String iban = "";
 	private String id = "";
 	private BigDecimal balance = new BigDecimal(0);
 	private String currency = "";
 	private String balanceDate = "";
 	private List<Posting> postings = new LinkedList<>();
-	
+
 	public Account(String name, String iban) {
 		setName(name);
 		setIban(iban);
 	}
-	
+
 	public boolean addPosting(Posting arg0) {
 		return postings.add(arg0);
 	}
-	
+
 	public void clearPostings() {
 		postings.clear();
 	}
-	
+
 	public Posting getPosting(int arg0) {
 		return postings.get(arg0);
 	}
-	
+
 	public boolean hasPostings() {
 		return !postings.isEmpty();
 	}
-	
+
 	public int postingsCount() {
 		return postings.size();
 	}
-	
+
 	public String getDisplayName() {
 		return name + (nameAndIbanFilled() ? " / " : "") + iban;
 	}
-	
+
 	private boolean nameAndIbanFilled() {
 		return name != null && !name.isEmpty() && iban != null && !iban.isEmpty();
 	}
-	
+
 	public String getName() {
 		return name;
 	}
-	
+
 	public void setName(String name) {
 		this.name = name;
 	}
-	
+
 	public String getIban() {
 		return iban;
 	}
-	
+
 	public String getIbanWithoutChecksum() {
 		return iban == null || iban.length() < 5 ? iban : iban.substring(0, 2) + iban.substring(4);
 	}
-	
+
 	public void setIban(String iban) {
 		this.iban = iban;
 	}
-	
+
 	public String getID() {
 		return id;
 	}
-	
+
 	public void setID(String id) {
 		this.id = id;
 	}
-	
+
 	public BigDecimal getBalance() {
 		return balance;
 	}
-	
+
 	public String getFormattedBalance() {
 		return getFormattedBalance(balance, currency);
 	}
-	
+
 	public static String getFormattedBalance(BigDecimal amount, String currency) {
 		NumberFormat df = new DecimalFormat("0.00");
-		return df.format(amount.setScale(FRACTION_DIGITS, BigDecimal.ROUND_HALF_UP)) + " " + currency;
+		return df.format(amount.setScale(FRACTION_DIGITS, RoundingMode.HALF_UP)) + " " + currency;
 	}
-	
+
 	public void setBalance(BigDecimal balance) {
 		this.balance = balance;
 	}
-	
+
 	public String getCurrency() {
 		return currency;
 	}
-	
+
 	public void setCurrency(String currency) {
 		this.currency = currency;
 	}
-	
+
 	public String getBalanceDate() {
 		return balanceDate;
 	}
-	
+
 	public void setBalanceDate(String balanceDate) {
 		this.balanceDate = balanceDate;
 	}
-	
+
 	@Override
 	public int compareTo(Account o) {
 		return ComparisonChain.start().compare(getName(), o.getName()).compare(getIbanWithoutChecksum(),
 			o.getIbanWithoutChecksum()).result();
 	}
-	
+
 	@Override
 	public Iterator<Posting> iterator() {
 		return postings.iterator();
 	}
-	
+
 	public int getPostingCount() {
 		return postings.size();
 	}
-	
+
 }