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martinvwmartinvw
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[BAEL-2397] Text Blocks
Added code/configuration for the article about Text Blocks
1 parent 2a91ba9 commit 3ddc8ea

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Lines changed: 195 additions & 43 deletions

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‎core-java-modules/core-java-14/.mvn/jvm.config‎

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--enable-preview

‎core-java-modules/core-java-14/pom.xml‎

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<version>1.0.0-SNAPSHOT</version>
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<relativePath>../../</relativePath>
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</parent>
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<dependencies>
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<dependency>
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<groupId>org.assertj</groupId>
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<artifactId>assertj-core</artifactId>
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<version>${assertj.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter-engine</artifactId>
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<version>${junit-jupiter.version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter-api</artifactId>
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<version>${junit-jupiter.version}</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>${maven-compiler-plugin.version}</version>
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<configuration>
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<source>${maven.compiler.source.version}</source>
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<target>${maven.compiler.target.version}</target>
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<compilerArgs>
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<compilerArg>
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--enable-preview
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</compilerArg>
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</compilerArgs>
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<release>${maven.compiler.release}</release>
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<compilerArgs>--enable-preview</compilerArgs>
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</configuration>
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</plugin>
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<plugin>
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</build>
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<properties>
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<maven.compiler.source.version>14</maven.compiler.source.version>
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<maven.compiler.target.version>14</maven.compiler.target.version>
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<maven.compiler.release>14</maven.compiler.release>
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<assertj.version>3.6.1</assertj.version>
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<maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
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<surefire.plugin.version>3.0.0-M3</surefire.plugin.version>
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</properties>
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‎core-java-modules/core-java-14/src/main/java/com/baeldung/java14/textblocks/TextBlocks13.java‎

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package com.baeldung.java14.textblocks;
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public class TextBlocks13 {
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public String getBlockOfHtml() {
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return """
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<html>
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<body>
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<p>example text</p>
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</body>
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</html>""";
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}
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public String getNonStandardIndent() {
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return """
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Indent
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""";
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}
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public String getQuery() {
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return """
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select "id", "user"
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from "table"
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""";
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}
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public String getTextWithCarriageReturns() {
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return """
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separated with\r
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carriage returns""";
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}
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public String getTextWithEscapes() {
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return """
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fun with\n
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whitespace\t\r
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and other escapes \"""
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""";
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}
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public String getFormattedText(String parameter) {
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return """
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Some parameter: %s
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""".formatted(parameter);
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}
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}

‎core-java-modules/core-java-14/src/main/java/com/baeldung/java14/textblocks/TextBlocks14.java‎

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package com.baeldung.java14.textblocks;
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public class TextBlocks14 {
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public String getIgnoredNewLines() {
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return """
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This is a long test which looks to \
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have a newline but actually does not""";
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}
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public String getEscapedSpaces() {
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return """
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line 1
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line 2 \s
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""";
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}
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}

‎core-java-modules/core-java-14/src/main/java/com/baeldung/serial/MySerialClass.java‎

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* @author Donato Rimenti
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*/
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public class MySerialClass implements Serializable {
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@Serial
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private static final ObjectStreamField[] serialPersistentFields = null;
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@Serial
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private static final long serialVersionUID = 1;
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@Serial
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private void writeObject(ObjectOutputStream stream) throws IOException {
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// ...
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}
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@Serial
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private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
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// ...
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}
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@Serial
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private void readObjectNoData() throws ObjectStreamException {
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// ...
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}
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@Serial
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private Object writeReplace() throws ObjectStreamException {
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// ...
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return null;
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}
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@Serial
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private Object readResolve() throws ObjectStreamException {
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// ...
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return null;
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}
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@Serial
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private static final ObjectStreamField[] serialPersistentFields = null;
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@Serial
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private static final long serialVersionUID = 1;
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@Serial
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private void writeObject(ObjectOutputStream stream) throws IOException {
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// ...
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}
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@Serial
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private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException {
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// ...
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}
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@Serial
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private void readObjectNoData() throws ObjectStreamException {
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// ...
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}
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@Serial
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private Object writeReplace() throws ObjectStreamException {
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// ...
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return null;
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}
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@Serial
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private Object readResolve() throws ObjectStreamException {
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// ...
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return null;
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}
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}

‎core-java-modules/core-java-14/src/test/java/com/baeldung/java14/textblocks/TextBlocks13UnitTest.java‎

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package com.baeldung.java14.textblocks;
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import static org.assertj.core.api.Assertions.assertThat;
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import org.junit.jupiter.api.Test;
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class TextBlocks13UnitTest {
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private TextBlocks13 subject = new TextBlocks13();
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@Test
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void givenAnOldStyleMultilineString_whenComparing_thenEqualsTextBlock() {
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String expected = "<html>\n" + "\n" + " <body>\n" + " <p>example text</p>\n" + " </body>\n" + "</html>";
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assertThat(subject.getBlockOfHtml()).isEqualTo(expected);
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}
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@Test
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void givenAnOldStyleString_whenComparing_thenEqualsTextBlock() {
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String expected = "<html>\n\n <body>\n <p>example text</p>\n </body>\n</html>";
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assertThat(subject.getBlockOfHtml()).isEqualTo(expected);
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}
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@Test
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void givenAnIndentedString_thenMatchesIndentedOldStyle() {
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assertThat(subject.getNonStandardIndent()).isEqualTo(" Indent\n");
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}
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@Test
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void givenAMultilineQuery_thenItCanContainUnescapedQuotes() {
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assertThat(subject.getQuery()).contains("select \"id\", \"user\"");
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}
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@Test
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void givenAMultilineQuery_thenItEndWithANewline() {
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assertThat(subject.getQuery()).endsWith("\n");
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}
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@Test
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void givenATextWithCarriageReturns_thenItContainsBoth() {
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assertThat(subject.getTextWithCarriageReturns()).isEqualTo("separated with\r\ncarriage returns");
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}
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@Test
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void givenAStringWithEscapedWhitespace_thenItAppearsInTheResultingString() {
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assertThat(subject.getTextWithEscapes()).contains("fun with\n\n")
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.contains("whitespace\t\r\n")
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.contains("and other escapes \"\"\"");
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}
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@Test
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void givenAFormattedString_thenTheParameterIsReplaced() {
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assertThat(subject.getFormattedText("parameter")).contains("Some parameter: parameter");
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}
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}

‎core-java-modules/core-java-14/src/test/java/com/baeldung/java14/textblocks/TextBlocks14UnitTest.java‎

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package com.baeldung.java14.textblocks;
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import static org.assertj.core.api.Assertions.assertThat;
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import org.junit.jupiter.api.Test;
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class TextBlocks14UnitTest {
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private TextBlocks14 subject = new TextBlocks14();
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@Test
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void givenAStringWithEscapedNewLines_thenTheResultHasNoNewLines() {
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String expected = "This is a long test which looks to have a newline but actually does not";
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assertThat(subject.getIgnoredNewLines()).isEqualTo(expected);
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}
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@Test
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void givenAStringWithEscapesSpaces_thenTheResultHasLinesEndingWithSpaces() {
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String expected = "line 1\nline 2 \n";
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assertThat(subject.getEscapedSpaces()).isEqualTo(expected);
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}
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}

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