#557: fix json mapping (#617)

Author: hohwille

CHANGELOG.adoc

@@ -7,6 +7,7 @@ This file documents all notable changes to https://github.com/devonfw/IDEasy[IDE
 Release with new features and bugfixes:
 
 * https://github.com/devonfw/IDEasy/issues/553[#554]: Missmatch of IDE_ROOT
+* https://github.com/devonfw/IDEasy/issues/557[#557]: Failed to update tomcat: Cannot find a (Map) Key deserializer for type VersionRange
 
 The full list of changes for this release can be found in https://github.com/devonfw/IDEasy/milestone/13?closed=1[milestone 2024.09.002].
 

cli/src/main/java/com/devonfw/tools/ide/github/GithubTag.java

@@ -1,6 +1,6 @@
 package com.devonfw.tools.ide.github;
 
-import com.devonfw.tools.ide.common.JsonVersionItem;
+import com.devonfw.tools.ide.json.JsonVersionItem;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
 /**

cli/src/main/java/com/devonfw/tools/ide/github/GithubTags.java

@@ -2,7 +2,7 @@
 
 import java.util.ArrayList;
 
-import com.devonfw.tools.ide.common.JsonObject;
+import com.devonfw.tools.ide.json.JsonObject;
 
 /**
  * {@link JsonObject} for {@link GithubTag}s (refs).

cli/src/main/java/com/devonfw/tools/ide/json/mapping/JsonMapping.java renamed to cli/src/main/java/com/devonfw/tools/ide/json/JsonMapping.java

@@ -1,9 +1,12 @@
-package com.devonfw.tools.ide.json.mapping;
+package com.devonfw.tools.ide.json;
 
+import com.devonfw.tools.ide.version.VersionIdentifier;
+import com.devonfw.tools.ide.version.VersionRange;
 import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.databind.DeserializationFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.databind.module.SimpleModule;
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 
 /**
@@ -22,6 +25,11 @@ public static ObjectMapper create() {
     mapper = mapper.enable(SerializationFeature.INDENT_OUTPUT);
     mapper = mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
     mapper = mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+    SimpleModule customModule = new SimpleModule();
+    customModule.addDeserializer(VersionIdentifier.class, new VersionIdentifierDeserializer());
+    customModule.addDeserializer(VersionRange.class, new VersionRangeDeserializer());
+    customModule.addKeyDeserializer(VersionRange.class, new VersionRangeKeyDeserializer());
+    mapper = mapper.registerModule(customModule);
     return mapper;
   }
 

cli/src/main/java/com/devonfw/tools/ide/common/JsonObject.java renamed to cli/src/main/java/com/devonfw/tools/ide/json/JsonObject.java

@@ -1,4 +1,4 @@
-package com.devonfw.tools.ide.common;
+package com.devonfw.tools.ide.json;
 
 /**
  * Interface for a data object that can be read from and written to JSON.

cli/src/main/java/com/devonfw/tools/ide/common/JsonVersionItem.java renamed to cli/src/main/java/com/devonfw/tools/ide/json/JsonVersionItem.java

@@ -1,4 +1,4 @@
-package com.devonfw.tools.ide.common;
+package com.devonfw.tools.ide.json;
 
 /**
  * Interface for a data object that can be read from and written to JSON.

cli/src/main/java/com/devonfw/tools/ide/json/VersionIdentifierDeserializer.java

@@ -0,0 +1,28 @@
+package com.devonfw.tools.ide.json;
+
+import java.io.IOException;
+
+import com.devonfw.tools.ide.version.VersionIdentifier;
+import com.fasterxml.jackson.core.JacksonException;
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+
+/**
+ * {@link JsonDeserializer} for {@link VersionIdentifier}.
+ */
+public class VersionIdentifierDeserializer extends JsonDeserializer<VersionIdentifier> {
+
+  @Override
+  public VersionIdentifier deserialize(JsonParser p, DeserializationContext context) throws IOException, JacksonException {
+
+    JsonToken token = p.getCurrentToken();
+    if (token == JsonToken.VALUE_STRING) {
+      return VersionIdentifier.of(p.getValueAsString());
+    } else {
+      throw new IllegalArgumentException("Invalid JSON for VersionRange!");
+    }
+  }
+
+}

cli/src/main/java/com/devonfw/tools/ide/json/VersionRangeDeserializer.java

@@ -0,0 +1,28 @@
+package com.devonfw.tools.ide.json;
+
+import java.io.IOException;
+
+import com.devonfw.tools.ide.version.VersionRange;
+import com.fasterxml.jackson.core.JacksonException;
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+
+/**
+ * {@link JsonDeserializer} for {@link VersionRange}.
+ */
+public class VersionRangeDeserializer extends JsonDeserializer<VersionRange> {
+
+  @Override
+  public VersionRange deserialize(JsonParser p, DeserializationContext context) throws IOException, JacksonException {
+
+    JsonToken token = p.getCurrentToken();
+    if (token == JsonToken.VALUE_STRING) {
+      return VersionRange.of(p.getValueAsString());
+    } else {
+      throw new IllegalArgumentException("Invalid JSON for VersionRange!");
+    }
+  }
+
+}

cli/src/main/java/com/devonfw/tools/ide/json/VersionRangeKeyDeserializer.java

@@ -0,0 +1,20 @@
+package com.devonfw.tools.ide.json;
+
+import java.io.IOException;
+
+import com.devonfw.tools.ide.version.VersionRange;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.KeyDeserializer;
+
+/**
+ * {@link KeyDeserializer} for {@link VersionRange}.
+ */
+public class VersionRangeKeyDeserializer extends KeyDeserializer {
+
+  @Override
+  public Object deserializeKey(String key, DeserializationContext context) throws IOException {
+
+    return VersionRange.of(key);
+  }
+
+}

cli/src/main/java/com/devonfw/tools/ide/npm/NpmJsonObject.java

@@ -1,6 +1,6 @@
 package com.devonfw.tools.ide.npm;
 
-import com.devonfw.tools.ide.common.JsonObject;
+import com.devonfw.tools.ide.json.JsonObject;
 
 /**
  * {@link JsonObject} for Npm.