Quickblox自定义对象记录更新求助：updateObject方法无法解析

Hey there! I see you're new to QuickBlox and stuck on updating custom object records. Let's break down what's causing the error and fix it step by step.

The Root Cause #

The Cannot resolve method 'updateObject(...)' error pops up because you're missing a critical parameter in the updateObject call: the name of your custom object class (the one you created in the QuickBlox dashboard where your water field lives). Your code passes null here, but QuickBlox needs this class name to know exactly which type of object to update.

Your Original Code (for reference) #

String id = getIntent().getStringExtra(Consts.CUSTOMOBJ_ID);
QBCustomObject record = new QBCustomObject();
HashMap<String, Object> fields = new HashMap<String, Object>();
fields.put("mhs",mahasiswa_name.getText().toString());
record.setFields(fields);
record.setCustomObjectId(id);
QBCustomObjects.updateObject(record,null,new QBEntityCallback<QBCustomObject>(){
    @Override
    public void onSuccess(QBCustomObject qbCustomObject, Bundle bundle) {
    }
    @Override
    public void onError(QBResponseException e) {
    }
});

The Error Message #

Cannot resolve method 'updateObject(com.quickblox.customobjects.model.QBCustomObject, null, anonymous com.quickblox.core.QBEntityCallback<com.quickblox.customobjects.model.QBCustomObject>)'

Fixed Code Example #

First, replace null with your actual custom object class name (e.g., if your class is named WaterStatus or whatever you set in the QuickBlox backend). Also, if your goal is to update the water field from low to high, make sure to include that in your fields map:

String id = getIntent().getStringExtra(Consts.CUSTOMOBJ_ID);
// Replace "YOUR_CUSTOM_CLASS_NAME" with the actual class name from your QuickBlox dashboard
String customClassName = "YOUR_CUSTOM_CLASS_NAME"; 

QBCustomObject record = new QBCustomObject();
HashMap<String, Object> fields = new HashMap<String, Object>();
// Keep your existing field update
fields.put("mhs", mahasiswa_name.getText().toString());
// Add the water field update (low -> high)
fields.put("water", "high"); 

record.setFields(fields);
record.setCustomObjectId(id);

QBCustomObjects.updateObject(record, customClassName, new QBEntityCallback<QBCustomObject>() {
    @Override
    public void onSuccess(QBCustomObject qbCustomObject, Bundle bundle) {
        // Add success logic here - e.g., show a confirmation toast
        Toast.makeText(getApplicationContext(), "Record updated successfully!", Toast.LENGTH_SHORT).show();
    }

    @Override
    public void onError(QBResponseException e) {
        // Add error handling to debug issues like invalid permissions or wrong IDs
        Log.e("QB Update Error", e.getMessage());
        Toast.makeText(getApplicationContext(), "Update failed: " + e.getMessage(), Toast.LENGTH_SHORT).show();
    }
});

Key Notes #

• Custom Class Name: Double-check this in your QuickBlox Dashboard under Custom Objects → your class name. It's case-sensitive!
• Field Names: Ensure the keys in your fields map exactly match the field names in your QuickBlox custom object (case-sensitive too).
• Error Handling: The onError method is crucial for debugging—use it to catch issues like missing permissions, invalid record IDs, or typos in field names.

内容的提问来源于stack exchange，提问作者user9794995