From 72f59f4e080a7d2f0451e31f007a83ef0d80bef0 Mon Sep 17 00:00:00 2001
From: Jens Schulze <jens.schulze@commercetools.com>
Date: Mon, 13 Nov 2023 14:47:13 +0100
Subject: [PATCH] add toString method to Impl classes

---
 .../producers/JavaModelClassFileProducer.kt   | 35 ++++++++++++++-----
 1 file changed, 27 insertions(+), 8 deletions(-)

diff --git a/languages/javalang/builder-renderer/java-builder-client/src/main/kotlin/io/vrap/codegen/languages/javalang/client/builder/producers/JavaModelClassFileProducer.kt b/languages/javalang/builder-renderer/java-builder-client/src/main/kotlin/io/vrap/codegen/languages/javalang/client/builder/producers/JavaModelClassFileProducer.kt
index dbdce596..f3a474fa 100644
--- a/languages/javalang/builder-renderer/java-builder-client/src/main/kotlin/io/vrap/codegen/languages/javalang/client/builder/producers/JavaModelClassFileProducer.kt
+++ b/languages/javalang/builder-renderer/java-builder-client/src/main/kotlin/io/vrap/codegen/languages/javalang/client/builder/producers/JavaModelClassFileProducer.kt
@@ -57,6 +57,8 @@ class JavaModelClassFileProducer constructor(override val vrapTypeProvider: Vrap
                 |import com.fasterxml.jackson.annotation.JsonProperty;
                 |import org.apache.commons.lang3.builder.EqualsBuilder;
                 |import org.apache.commons.lang3.builder.HashCodeBuilder;
+                |import org.apache.commons.lang3.builder.ToStringBuilder;
+                |import org.apache.commons.lang3.builder.ToStringStyle;
                 |
                 |/**
                 |${type.toComment(" * ${vrapType.simpleClassName}").escapeAll()}
@@ -127,26 +129,43 @@ class JavaModelClassFileProducer constructor(override val vrapTypeProvider: Vrap
             |        <${this.allProperties.filterNot { it.deprecated() }.joinToString("\n") { it.hashMethod() }}>
             |        .toHashCode();
             |}
+            |
+            |@Override
+            |public String toString() {
+            |    return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE)
+            |        <${this.allProperties.filterNot { it.deprecated() }.joinToString("\n") { it.toStringMethod() }}>
+            |        .build();
+            |}
         """.trimMargin().keepIndentation()
     }
 
     private fun Property.equalsMethod(): String {
-        if (this.isPatternProperty()) {
-            return ".append(values, that.values)"
+        return if (this.isPatternProperty()) {
+            ".append(values, that.values)"
         } else if (this.name.equals("interface")) {
-            return ".append(_interface, that._interface)"
+            ".append(_interface, that._interface)"
         } else {
-            return ".append(${this.name.lowerCamelCase()}, that.${this.name.lowerCamelCase()})"
+            ".append(${this.name.lowerCamelCase()}, that.${this.name.lowerCamelCase()})"
         }
     }
 
     private fun Property.hashMethod(): String {
-        if (this.isPatternProperty()) {
-            return ".append(values)"
+        return if (this.isPatternProperty()) {
+            ".append(values)"
+        } else if (this.name.equals("interface")) {
+            ".append(_interface)"
+        } else {
+            ".append(${this.name.lowerCamelCase()})"
+        }
+    }
+
+    private fun Property.toStringMethod(): String {
+        return if (this.isPatternProperty()) {
+            ".append(\"values\", values)"
         } else if (this.name.equals("interface")) {
-            return ".append(_interface)"
+            ".append(\"interface\", _interface)"
         } else {
-            return ".append(${this.name.lowerCamelCase()})"
+            ".append(\"${this.name.lowerCamelCase()}\", ${this.name.lowerCamelCase()})"
         }
     }