mybatis的XML报错:

Caused by: org.xml.sax.SAXParseException: The reference to entity "characterEncoding" must end with the ';' delimiter.    at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)    at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLScanner.scanAttributeValue(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanAttribute(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown Source)    at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)    at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)    at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)    at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(Unknown Source)    at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(Unknown Source)    at javax.xml.parsers.DocumentBuilder.parse(Unknown Source)    at org.springframework.orm.jpa.persistenceunit.PersistenceUnitReader.validateResource(PersistenceUnitReader.Java:187)    at org.springframework.orm.jpa.persistenceunit.PersistenceUnitReader.readPersistenceUnitInfos(PersistenceUnitReader.java:138)    ... 48 more

因为这里的 "&"

要转义一下,改成： & 就没问题了

此外 在xml文件中有以下几类字符要进行转义替换：