真机运行失败，提示Exception in thread ＂main＂的解决

问题：完成了升级鸿蒙OS的过程，在配置完证书后，真机运行提示失败，出现线程“main”中的异常：Exception in thread "main" java.lang.NoClassDefFoundError: sun/security/util/ConstraintsParameters。

问题追加：

Exception in thread "main" java.lang.NoClassDefFoundError: sun/security/util/ConstraintsParameters

at com.huawei.signclient.hap.ext.SignerInfoExt.verifyPss(SignerInfoExt.java:118)

at com.huawei.signclient.hap.ext.PKCS7Ext.verifyPss(PKCS7Ext.java:79)

at com.huawei.signclient.hap.ext.PKCS7Ext.verify(PKCS7Ext.java:55)

at com.huawei.signclient.hap.sign.SignHapV2.packagePKCS7(SignHapV2.java:584)

at com.huawei.signclient.hap.sign.SignHapV2.generateSignerBlock(SignHapV2.java:519)

at com.huawei.signclient.hap.sign.SignHapV2.generateHapSignatureSchemeV2Block(SignHapV2.java:475)

at com.huawei.signclient.hap.sign.SignHapV2.generateHapSigningBlock(SignHapV2.java:377)

at com.huawei.signclient.hap.sign.SignHapV2.getHapSigningBlock(SignHapV2.java:276)

at com.huawei.signclient.hap.sign.SignHapV2.sign(SignHapV2.java:241)

at com.huawei.signclient.hap.provider.SignProvider.sign(SignProvider.java:343)

at com.huawei.signclient.hap.signtool.HapSignTool.sign(HapSignTool.java:145)

at com.huawei.signclient.hap.signtool.HapSignTool.processCmd(HapSignTool.java:70)

at com.huawei.signclient.hap.signtool.HapSignTool.main(HapSignTool.java:57)

Caused by: java.lang.ClassNotFoundException: sun.security.util.ConstraintsParameters

at java.net.URLClassLoader.findClass(URLClassLoader.java:381)

at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)

at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

注：Java环境：1.8.0——141。

回答：

更换jdk为deveco自带的就可以解决问题了。

注：deveco全称是HUAWEI DevEco Studio。