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Solved javax.xmlThe correct solution to the .transform.TransformerFactoryConfigurationError exception is proven to be effective!!!

Table of contents

1. Problem Analysis

2. Cause of error

3. Solution

4. Solution

V. Conclusion

Blogger v: XiaoMing_Java

Blogger v: XiaoMing_Java

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exist Java During development, we may encounterjavax.xml.transform.TransformerFactoryConfigurationErrorThis exception. Below I will explain in detail the analysis of this problem, the cause of the error, the solution ideas, the solution and the summary.

1. Problem Analysis

When we use the XML conversion related functions in Java, if we encounterjavax.xml.transform.TransformerFactoryConfigurationErrorException, usually means that while trying to getTransformerFactoryA configuration error occurred during the instance process.

Scenarios where this problem may occur include but are not limited to:

1. Missing required XML processing library dependencies.
2. The configuration file is incorrect or missing.
3. The environment variables are not set correctly.

2. Cause of error

1. Missing the required XML processing implementation library: For example, if it is not correctly imported in the project's dependency configurationXalanorJAXPRelated XML processing libraries such asTransformerFactoryaccomplish.
2. System property configuration error: In some cases, you may need to specify it through system propertiesTransformerFactoryImplementation class, but an exception will be thrown if it is configured incorrectly or not configured.
3. Classpath issues: If the relevant library files are not in the correct classpath, the Java runtime environment cannot load the required classes, resulting in exceptions.

3. Solution

1. First, confirm that the project's dependency configuration contains the correct XML processing library.
2. Check whether the system properties are set correctly and correct them if necessary.
3. Make sure the relevant library files are in the correct class path.

4. Solution

The following are the specific solution steps:

1. Confirm dependencies

examine The projectpom.xml(if it is a Maven project) orbuild.gradle(If it is a Gradle project) file, make sure it contains the correct XML deal withLibrary dependencies. For example, for a Maven project, you may need to add dependencies similar to the following:

<dependency>
    <groupId>xml-apis</groupId>
    <artifactId>xml-apis</artifactId>
    <version>1.4.01</version>
</dependency>
<dependency>
    <groupId>xerces</groupId>
    <artifactId>xercesImpl</artifactId>
    <version>2.12.0</version>
</dependency>

2. Check system properties

If you need to specify it through system propertiesTransformerFactoryThe implementation class can be set in the code, for example:

System.setProperty("javax.xml.transform.TransformerFactory", "org.apache.xalan.processor.TransformerFactoryImpl");

 3. Classpath Check

Make sure the relevant library files are in the project's build output path (such astargetdirectory) or in the classpath of the runtime environment.

V. Conclusion

javax.xml.transform.TransformerFactoryConfigurationErrorAlthough the exception may seem difficult to solve, it can usually be solved successfully as long as you carefully check and handle it according to the above steps.DevelopmentWhen encountering similar anomalies during the process, the key is to analyze calmly, gradually check the possible causes, and find the correct solution.

Blogger v: XiaoMing_Java

Blogger v: XiaoMing_Java

 📫作者简介：嗨，大家好，我是 小 明（小明java问道之路），互联网大厂后端研发专家，2022博客之星TOP3 / 博客专家 / CSDN后端内容合伙人、InfoQ(极客时间)签约作者、阿里云签约博主、全网5万粉丝博主。

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