import com.sun.org.apache.xerces.internal.impl.xs.models.XSCMValidator; //导入依赖的package包/类
public synchronized XSCMValidator getContentModel(CMBuilder cmBuilder, boolean forUPA) {
    if (fCMValidator == null) {
        if (forUPA) {
            if (fUPACMValidator == null) {
                fUPACMValidator = cmBuilder.getContentModel(this, true);

                if (fUPACMValidator != null && !fUPACMValidator.isCompactedForUPA()) {
                    fCMValidator = fUPACMValidator;
                }
            }
            return fUPACMValidator;
        }
        else {
            fCMValidator = cmBuilder.getContentModel(this, false);
        }
    }
    return fCMValidator;
}
 

import com.sun.org.apache.xerces.internal.impl.xs.models.XSCMValidator; //导入依赖的package包/类
public XSCMValidator getContentModel(CMBuilder cmBuilder) {
    // for complex type with empty or simple content,
    // there is no content model validator
    if (fContentType == XSComplexTypeDecl.CONTENTTYPE_SIMPLE ||
        fContentType == XSComplexTypeDecl.CONTENTTYPE_EMPTY) {
        return null;
    }
    if (fCMValidator == null)
        synchronized (this) {
            if (fCMValidator == null) {
                fCMValidator = cmBuilder.getContentModel(this);
            }
        }
    return fCMValidator;
}
 

import com.sun.org.apache.xerces.internal.impl.xs.models.XSCMValidator; //导入依赖的package包/类
/** ensure element stack capacity */
void ensureStackCapacity() {

    if (fElementDepth == fElemDeclStack.length) {
        int newSize = fElementDepth + INC_STACK_SIZE;
        boolean[] newArrayB = new boolean[newSize];
        System.arraycopy(fSubElementStack, 0, newArrayB, 0, fElementDepth);
        fSubElementStack = newArrayB;

        XSElementDecl[] newArrayE = new XSElementDecl[newSize];
        System.arraycopy(fElemDeclStack, 0, newArrayE, 0, fElementDepth);
        fElemDeclStack = newArrayE;

        newArrayB = new boolean[newSize];
        System.arraycopy(fNilStack, 0, newArrayB, 0, fElementDepth);
        fNilStack = newArrayB;

        XSNotationDecl[] newArrayN = new XSNotationDecl[newSize];
        System.arraycopy(fNotationStack, 0, newArrayN, 0, fElementDepth);
        fNotationStack = newArrayN;

        XSTypeDefinition[] newArrayT = new XSTypeDefinition[newSize];
        System.arraycopy(fTypeStack, 0, newArrayT, 0, fElementDepth);
        fTypeStack = newArrayT;

        XSCMValidator[] newArrayC = new XSCMValidator[newSize];
        System.arraycopy(fCMStack, 0, newArrayC, 0, fElementDepth);
        fCMStack = newArrayC;

        newArrayB = new boolean[newSize];
        System.arraycopy(fSawTextStack, 0, newArrayB, 0, fElementDepth);
        fSawTextStack = newArrayB;

        newArrayB = new boolean[newSize];
        System.arraycopy(fStringContent, 0, newArrayB, 0, fElementDepth);
        fStringContent = newArrayB;

        newArrayB = new boolean[newSize];
        System.arraycopy(fStrictAssessStack, 0, newArrayB, 0, fElementDepth);
        fStrictAssessStack = newArrayB;

        int[][] newArrayIA = new int[newSize][];
        System.arraycopy(fCMStateStack, 0, newArrayIA, 0, fElementDepth);
        fCMStateStack = newArrayIA;
    }

}